331353750

素因数分解:

$2^1\times 3^1\times 5^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{971}}^1$

素因数の和:1016

約数の個数: 160

約数和(自身を含む): 1020273408

約数和(自身を除く): 688919658

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 25, 26, 30, 35, 39, 42, 50, 65, 70, 75, 78, 91, 105, 125, 130, 150, 175, 182, 195, 210, 250, 273, 325, 350, 375, 390, 455, 525, 546, 625, 650, 750, 875, 910, 971, 975, 1050, 1250, 1365, 1625, 1750, 1875, 1942, 1950, 2275, 2625, 2730, 2913, 3250, 3750, 4375, 4550, 4855, 4875, 5250, 5826, 6797, 6825, 8125, 8750, 9710, 9750, 11375, 12623, 13125, 13594, 13650, 14565, 16250, 20391, 22750, 24275, 24375, 25246, 26250, 29130, 33985, 34125, 37869, 40782, 48550, 48750, 56875, 63115, 67970, 68250, 72825, 75738, 88361, 101955, 113750, 121375, 126230, 145650, 169925, 170625, 176722, 189345, 203910, 242750, 265083, 315575, 339850, 341250, 364125, 378690, 441805, 509775, 530166, 606875, 631150, 728250, 849625, 883610, 946725, 1019550, 1213750, 1325415, 1577875, 1699250, 1820625, 1893450, 2209025, 2548875, 2650830, 3155750, 3641250, 4248125, 4418050, 4733625, 5097750, 6627075, 7889375, 8496250, 9467250, 11045125, 12744375, 13254150, 15778750, 22090250, 23668125, 25488750, 33135375, 47336250, 55225625, 66270750, 110451250, 165676875, 331353750]

約数ペア:

[(1, 331353750), (2, 165676875), (3, 110451250), (5, 66270750), (6, 55225625), (7, 47336250), (10, 33135375), (13, 25488750), (14, 23668125), (15, 22090250), (21, 15778750), (25, 13254150), (26, 12744375), (30, 11045125), (35, 9467250), (39, 8496250), (42, 7889375), (50, 6627075), (65, 5097750), (70, 4733625), (75, 4418050), (78, 4248125), (91, 3641250), (105, 3155750), (125, 2650830), (130, 2548875), (150, 2209025), (175, 1893450), (182, 1820625), (195, 1699250), (210, 1577875), (250, 1325415), (273, 1213750), (325, 1019550), (350, 946725), (375, 883610), (390, 849625), (455, 728250), (525, 631150), (546, 606875), (625, 530166), (650, 509775), (750, 441805), (875, 378690), (910, 364125), (971, 341250), (975, 339850), (1050, 315575), (1250, 265083), (1365, 242750), (1625, 203910), (1750, 189345), (1875, 176722), (1942, 170625), (1950, 169925), (2275, 145650), (2625, 126230), (2730, 121375), (2913, 113750), (3250, 101955), (3750, 88361), (4375, 75738), (4550, 72825), (4855, 68250), (4875, 67970), (5250, 63115), (5826, 56875), (6797, 48750), (6825, 48550), (8125, 40782), (8750, 37869), (9710, 34125), (9750, 33985), (11375, 29130), (12623, 26250), (13125, 25246), (13594, 24375), (13650, 24275), (14565, 22750), (16250, 20391)]