64001880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3119}}^1$

素因数の和:3158

約数の個数: 128

約数和(自身を含む): 224640000

約数和(自身を除く): 160638120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 216, 228, 270, 285, 342, 360, 380, 456, 513, 540, 570, 684, 760, 855, 1026, 1080, 1140, 1368, 1710, 2052, 2280, 2565, 3119, 3420, 4104, 5130, 6238, 6840, 9357, 10260, 12476, 15595, 18714, 20520, 24952, 28071, 31190, 37428, 46785, 56142, 59261, 62380, 74856, 84213, 93570, 112284, 118522, 124760, 140355, 168426, 177783, 187140, 224568, 237044, 280710, 296305, 336852, 355566, 374280, 421065, 474088, 533349, 561420, 592610, 673704, 711132, 842130, 888915, 1066698, 1122840, 1185220, 1422264, 1600047, 1684260, 1777830, 2133396, 2370440, 2666745, 3200094, 3368520, 3555660, 4266792, 5333490, 6400188, 7111320, 8000235, 10666980, 12800376, 16000470, 21333960, 32000940, 64001880]

約数ペア:

[(1, 64001880), (2, 32000940), (3, 21333960), (4, 16000470), (5, 12800376), (6, 10666980), (8, 8000235), (9, 7111320), (10, 6400188), (12, 5333490), (15, 4266792), (18, 3555660), (19, 3368520), (20, 3200094), (24, 2666745), (27, 2370440), (30, 2133396), (36, 1777830), (38, 1684260), (40, 1600047), (45, 1422264), (54, 1185220), (57, 1122840), (60, 1066698), (72, 888915), (76, 842130), (90, 711132), (95, 673704), (108, 592610), (114, 561420), (120, 533349), (135, 474088), (152, 421065), (171, 374280), (180, 355566), (190, 336852), (216, 296305), (228, 280710), (270, 237044), (285, 224568), (342, 187140), (360, 177783), (380, 168426), (456, 140355), (513, 124760), (540, 118522), (570, 112284), (684, 93570), (760, 84213), (855, 74856), (1026, 62380), (1080, 59261), (1140, 56142), (1368, 46785), (1710, 37428), (2052, 31190), (2280, 28071), (2565, 24952), (3119, 20520), (3420, 18714), (4104, 15595), (5130, 12476), (6238, 10260), (6840, 9357)]