20216948250

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{971}}^1$

素因数の和:1102

約数の個数: 256

約数和(自身を含む): 56596340736

約数和(自身を除く): 36379392486

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 23, 25, 30, 34, 46, 50, 51, 69, 71, 75, 85, 102, 115, 125, 138, 142, 150, 170, 213, 230, 250, 255, 345, 355, 375, 391, 425, 426, 510, 575, 690, 710, 750, 782, 850, 971, 1065, 1150, 1173, 1207, 1275, 1633, 1725, 1775, 1942, 1955, 2125, 2130, 2346, 2414, 2550, 2875, 2913, 3266, 3450, 3550, 3621, 3910, 4250, 4855, 4899, 5325, 5750, 5826, 5865, 6035, 6375, 7242, 8165, 8625, 8875, 9710, 9775, 9798, 10650, 11730, 12070, 12750, 14565, 16330, 16507, 17250, 17750, 18105, 19550, 22333, 24275, 24495, 26625, 27761, 29130, 29325, 30175, 33014, 36210, 40825, 44666, 48550, 48875, 48990, 49521, 53250, 55522, 58650, 60350, 66999, 68941, 72825, 81650, 82535, 83283, 90525, 97750, 99042, 111665, 121375, 122475, 133998, 137882, 138805, 145650, 146625, 150875, 165070, 166566, 181050, 204125, 206823, 223330, 242750, 244950, 247605, 277610, 293250, 301750, 334995, 344705, 364125, 379661, 408250, 412675, 413646, 416415, 452625, 495210, 558325, 612375, 669990, 689410, 694025, 728250, 759322, 825350, 832830, 905250, 1034115, 1116650, 1138983, 1171997, 1224750, 1238025, 1388050, 1585643, 1674975, 1723525, 1898305, 2063375, 2068230, 2082075, 2277966, 2343994, 2476050, 2791625, 3171286, 3349950, 3447050, 3470125, 3515991, 3796610, 4126750, 4164150, 4756929, 5170575, 5583250, 5694915, 5859985, 6190125, 6940250, 7031982, 7928215, 8374875, 8617625, 9491525, 9513858, 10341150, 10410375, 11389830, 11719970, 12380250, 15856430, 16749750, 17235250, 17579955, 18983050, 20820750, 23784645, 25852875, 26955931, 28474575, 29299925, 35159910, 39641075, 47457625, 47569290, 51705750, 53911862, 56949150, 58599850, 79282150, 80867793, 87899775, 94915250, 118923225, 134779655, 142372875, 146499625, 161735586, 175799550, 198205375, 237846450, 269559310, 284745750, 292999250, 396410750, 404338965, 439498875, 594616125, 673898275, 808677930, 878997750, 1189232250, 1347796550, 2021694825, 3369491375, 4043389650, 6738982750, 10108474125, 20216948250]

約数ペア:

[(1, 20216948250), (2, 10108474125), (3, 6738982750), (5, 4043389650), (6, 3369491375), (10, 2021694825), (15, 1347796550), (17, 1189232250), (23, 878997750), (25, 808677930), (30, 673898275), (34, 594616125), (46, 439498875), (50, 404338965), (51, 396410750), (69, 292999250), (71, 284745750), (75, 269559310), (85, 237846450), (102, 198205375), (115, 175799550), (125, 161735586), (138, 146499625), (142, 142372875), (150, 134779655), (170, 118923225), (213, 94915250), (230, 87899775), (250, 80867793), (255, 79282150), (345, 58599850), (355, 56949150), (375, 53911862), (391, 51705750), (425, 47569290), (426, 47457625), (510, 39641075), (575, 35159910), (690, 29299925), (710, 28474575), (750, 26955931), (782, 25852875), (850, 23784645), (971, 20820750), (1065, 18983050), (1150, 17579955), (1173, 17235250), (1207, 16749750), (1275, 15856430), (1633, 12380250), (1725, 11719970), (1775, 11389830), (1942, 10410375), (1955, 10341150), (2125, 9513858), (2130, 9491525), (2346, 8617625), (2414, 8374875), (2550, 7928215), (2875, 7031982), (2913, 6940250), (3266, 6190125), (3450, 5859985), (3550, 5694915), (3621, 5583250), (3910, 5170575), (4250, 4756929), (4855, 4164150), (4899, 4126750), (5325, 3796610), (5750, 3515991), (5826, 3470125), (5865, 3447050), (6035, 3349950), (6375, 3171286), (7242, 2791625), (8165, 2476050), (8625, 2343994), (8875, 2277966), (9710, 2082075), (9775, 2068230), (9798, 2063375), (10650, 1898305), (11730, 1723525), (12070, 1674975), (12750, 1585643), (14565, 1388050), (16330, 1238025), (16507, 1224750), (17250, 1171997), (17750, 1138983), (18105, 1116650), (19550, 1034115), (22333, 905250), (24275, 832830), (24495, 825350), (26625, 759322), (27761, 728250), (29130, 694025), (29325, 689410), (30175, 669990), (33014, 612375), (36210, 558325), (40825, 495210), (44666, 452625), (48550, 416415), (48875, 413646), (48990, 412675), (49521, 408250), (53250, 379661), (55522, 364125), (58650, 344705), (60350, 334995), (66999, 301750), (68941, 293250), (72825, 277610), (81650, 247605), (82535, 244950), (83283, 242750), (90525, 223330), (97750, 206823), (99042, 204125), (111665, 181050), (121375, 166566), (122475, 165070), (133998, 150875), (137882, 146625), (138805, 145650)]