820110748500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{61}}^1\times {\mathrm{251}}^1\times {\mathrm{11903}}^1$

素因数の和:12240

約数の個数: 288

約数和(自身を含む): 2640287010816

約数和(自身を除く): 1820176262316

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 61, 75, 90, 100, 122, 125, 150, 180, 183, 225, 244, 250, 251, 300, 305, 366, 375, 450, 500, 502, 549, 610, 732, 750, 753, 900, 915, 1004, 1098, 1125, 1220, 1255, 1500, 1506, 1525, 1830, 2196, 2250, 2259, 2510, 2745, 3012, 3050, 3660, 3765, 4500, 4518, 4575, 5020, 5490, 6100, 6275, 7530, 7625, 9036, 9150, 10980, 11295, 11903, 12550, 13725, 15060, 15250, 15311, 18300, 18825, 22590, 22875, 23806, 25100, 27450, 30500, 30622, 31375, 35709, 37650, 45180, 45750, 45933, 47612, 54900, 56475, 59515, 61244, 62750, 68625, 71418, 75300, 76555, 91500, 91866, 94125, 107127, 112950, 119030, 125500, 137250, 137799, 142836, 153110, 178545, 183732, 188250, 214254, 225900, 229665, 238060, 274500, 275598, 282375, 297575, 306220, 357090, 376500, 382775, 428508, 459330, 535635, 551196, 564750, 595150, 688995, 714180, 726083, 765550, 892725, 918660, 1071270, 1129500, 1148325, 1190300, 1377990, 1452166, 1487875, 1531100, 1785450, 1913875, 2142540, 2178249, 2296650, 2678175, 2755980, 2904332, 2975750, 2987653, 3444975, 3570900, 3630415, 3827750, 4356498, 4463625, 4593300, 5356350, 5741625, 5951500, 5975306, 6534747, 6889950, 7260830, 7655500, 8712996, 8927250, 8962959, 10712700, 10891245, 11483250, 11950612, 13069494, 13390875, 13779900, 14521660, 14938265, 17224875, 17854500, 17925918, 18152075, 21782490, 22966500, 26138988, 26781750, 26888877, 29876530, 32673735, 34449750, 35851836, 36304150, 43564980, 44814795, 53563500, 53777754, 54456225, 59753060, 65347470, 68899500, 72608300, 74691325, 89629590, 90760375, 107555508, 108912450, 130694940, 134444385, 149382650, 163368675, 179259180, 181520750, 182246833, 217824900, 224073975, 268888770, 272281125, 298765300, 326737350, 363041500, 364493666, 373456625, 448147950, 537777540, 544562250, 546740499, 653474700, 672221925, 728987332, 746913250, 816843375, 896295900, 911234165, 1089124500, 1093480998, 1120369875, 1344443850, 1493826500, 1633686750, 1640221497, 1822468330, 2186961996, 2240739750, 2688887700, 2733702495, 3267373500, 3280442994, 3361109625, 3644936660, 4481479500, 4556170825, 5467404990, 6560885988, 6722219250, 8201107485, 9112341650, 10934809980, 13444438500, 13668512475, 16402214970, 18224683300, 22780854125, 27337024950, 32804429940, 41005537425, 45561708250, 54674049900, 68342562375, 82011074850, 91123416500, 136685124750, 164022149700, 205027687125, 273370249500, 410055374250, 820110748500]

約数ペア:

[(1, 820110748500), (2, 410055374250), (3, 273370249500), (4, 205027687125), (5, 164022149700), (6, 136685124750), (9, 91123416500), (10, 82011074850), (12, 68342562375), (15, 54674049900), (18, 45561708250), (20, 41005537425), (25, 32804429940), (30, 27337024950), (36, 22780854125), (45, 18224683300), (50, 16402214970), (60, 13668512475), (61, 13444438500), (75, 10934809980), (90, 9112341650), (100, 8201107485), (122, 6722219250), (125, 6560885988), (150, 5467404990), (180, 4556170825), (183, 4481479500), (225, 3644936660), (244, 3361109625), (250, 3280442994), (251, 3267373500), (300, 2733702495), (305, 2688887700), (366, 2240739750), (375, 2186961996), (450, 1822468330), (500, 1640221497), (502, 1633686750), (549, 1493826500), (610, 1344443850), (732, 1120369875), (750, 1093480998), (753, 1089124500), (900, 911234165), (915, 896295900), (1004, 816843375), (1098, 746913250), (1125, 728987332), (1220, 672221925), (1255, 653474700), (1500, 546740499), (1506, 544562250), (1525, 537777540), (1830, 448147950), (2196, 373456625), (2250, 364493666), (2259, 363041500), (2510, 326737350), (2745, 298765300), (3012, 272281125), (3050, 268888770), (3660, 224073975), (3765, 217824900), (4500, 182246833), (4518, 181520750), (4575, 179259180), (5020, 163368675), (5490, 149382650), (6100, 134444385), (6275, 130694940), (7530, 108912450), (7625, 107555508), (9036, 90760375), (9150, 89629590), (10980, 74691325), (11295, 72608300), (11903, 68899500), (12550, 65347470), (13725, 59753060), (15060, 54456225), (15250, 53777754), (15311, 53563500), (18300, 44814795), (18825, 43564980), (22590, 36304150), (22875, 35851836), (23806, 34449750), (25100, 32673735), (27450, 29876530), (30500, 26888877), (30622, 26781750), (31375, 26138988), (35709, 22966500), (37650, 21782490), (45180, 18152075), (45750, 17925918), (45933, 17854500), (47612, 17224875), (54900, 14938265), (56475, 14521660), (59515, 13779900), (61244, 13390875), (62750, 13069494), (68625, 11950612), (71418, 11483250), (75300, 10891245), (76555, 10712700), (91500, 8962959), (91866, 8927250), (94125, 8712996), (107127, 7655500), (112950, 7260830), (119030, 6889950), (125500, 6534747), (137250, 5975306), (137799, 5951500), (142836, 5741625), (153110, 5356350), (178545, 4593300), (183732, 4463625), (188250, 4356498), (214254, 3827750), (225900, 3630415), (229665, 3570900), (238060, 3444975), (274500, 2987653), (275598, 2975750), (282375, 2904332), (297575, 2755980), (306220, 2678175), (357090, 2296650), (376500, 2178249), (382775, 2142540), (428508, 1913875), (459330, 1785450), (535635, 1531100), (551196, 1487875), (564750, 1452166), (595150, 1377990), (688995, 1190300), (714180, 1148325), (726083, 1129500), (765550, 1071270), (892725, 918660)]