331312500

素因数分解:

$2^2\times 3^2\times 5^6\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:90

約数の個数: 252

約数和(自身を含む): 1137485440

約数和(自身を除く): 806172940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 30, 31, 36, 38, 45, 50, 57, 60, 62, 75, 76, 90, 93, 95, 100, 114, 124, 125, 150, 155, 171, 180, 186, 190, 225, 228, 250, 279, 285, 300, 310, 342, 372, 375, 380, 450, 465, 475, 500, 558, 570, 589, 620, 625, 684, 750, 775, 855, 900, 930, 950, 1116, 1125, 1140, 1178, 1250, 1395, 1425, 1500, 1550, 1710, 1767, 1860, 1875, 1900, 2250, 2325, 2356, 2375, 2500, 2790, 2850, 2945, 3100, 3125, 3420, 3534, 3750, 3875, 4275, 4500, 4650, 4750, 5301, 5580, 5625, 5700, 5890, 6250, 6975, 7068, 7125, 7500, 7750, 8550, 8835, 9300, 9375, 9500, 10602, 11250, 11625, 11780, 11875, 12500, 13950, 14250, 14725, 15500, 15625, 17100, 17670, 18750, 19375, 21204, 21375, 22500, 23250, 23750, 26505, 27900, 28125, 28500, 29450, 31250, 34875, 35340, 35625, 37500, 38750, 42750, 44175, 46500, 46875, 47500, 53010, 56250, 58125, 58900, 59375, 62500, 69750, 71250, 73625, 77500, 85500, 88350, 93750, 96875, 106020, 106875, 112500, 116250, 118750, 132525, 139500, 140625, 142500, 147250, 174375, 176700, 178125, 187500, 193750, 213750, 220875, 232500, 237500, 265050, 281250, 290625, 294500, 296875, 348750, 356250, 368125, 387500, 427500, 441750, 484375, 530100, 534375, 562500, 581250, 593750, 662625, 697500, 712500, 736250, 871875, 883500, 890625, 968750, 1068750, 1104375, 1162500, 1187500, 1325250, 1453125, 1472500, 1743750, 1781250, 1840625, 1937500, 2137500, 2208750, 2650500, 2671875, 2906250, 3313125, 3487500, 3562500, 3681250, 4359375, 4417500, 5343750, 5521875, 5812500, 6626250, 7362500, 8718750, 9203125, 10687500, 11043750, 13252500, 16565625, 17437500, 18406250, 22087500, 27609375, 33131250, 36812500, 55218750, 66262500, 82828125, 110437500, 165656250, 331312500]

約数ペア:

[(1, 331312500), (2, 165656250), (3, 110437500), (4, 82828125), (5, 66262500), (6, 55218750), (9, 36812500), (10, 33131250), (12, 27609375), (15, 22087500), (18, 18406250), (19, 17437500), (20, 16565625), (25, 13252500), (30, 11043750), (31, 10687500), (36, 9203125), (38, 8718750), (45, 7362500), (50, 6626250), (57, 5812500), (60, 5521875), (62, 5343750), (75, 4417500), (76, 4359375), (90, 3681250), (93, 3562500), (95, 3487500), (100, 3313125), (114, 2906250), (124, 2671875), (125, 2650500), (150, 2208750), (155, 2137500), (171, 1937500), (180, 1840625), (186, 1781250), (190, 1743750), (225, 1472500), (228, 1453125), (250, 1325250), (279, 1187500), (285, 1162500), (300, 1104375), (310, 1068750), (342, 968750), (372, 890625), (375, 883500), (380, 871875), (450, 736250), (465, 712500), (475, 697500), (500, 662625), (558, 593750), (570, 581250), (589, 562500), (620, 534375), (625, 530100), (684, 484375), (750, 441750), (775, 427500), (855, 387500), (900, 368125), (930, 356250), (950, 348750), (1116, 296875), (1125, 294500), (1140, 290625), (1178, 281250), (1250, 265050), (1395, 237500), (1425, 232500), (1500, 220875), (1550, 213750), (1710, 193750), (1767, 187500), (1860, 178125), (1875, 176700), (1900, 174375), (2250, 147250), (2325, 142500), (2356, 140625), (2375, 139500), (2500, 132525), (2790, 118750), (2850, 116250), (2945, 112500), (3100, 106875), (3125, 106020), (3420, 96875), (3534, 93750), (3750, 88350), (3875, 85500), (4275, 77500), (4500, 73625), (4650, 71250), (4750, 69750), (5301, 62500), (5580, 59375), (5625, 58900), (5700, 58125), (5890, 56250), (6250, 53010), (6975, 47500), (7068, 46875), (7125, 46500), (7500, 44175), (7750, 42750), (8550, 38750), (8835, 37500), (9300, 35625), (9375, 35340), (9500, 34875), (10602, 31250), (11250, 29450), (11625, 28500), (11780, 28125), (11875, 27900), (12500, 26505), (13950, 23750), (14250, 23250), (14725, 22500), (15500, 21375), (15625, 21204), (17100, 19375), (17670, 18750)]