15858960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:82

約数の個数: 240

約数和(自身を含む): 58817664

約数和(自身を除く): 42958704

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 17, 20, 23, 24, 26, 30, 34, 39, 40, 46, 48, 51, 52, 60, 65, 68, 69, 78, 80, 85, 92, 102, 104, 115, 120, 130, 136, 138, 156, 169, 170, 184, 195, 204, 208, 221, 230, 240, 255, 260, 272, 276, 299, 312, 338, 340, 345, 368, 390, 391, 408, 442, 460, 507, 510, 520, 552, 598, 624, 663, 676, 680, 690, 780, 782, 816, 845, 884, 897, 920, 1014, 1020, 1040, 1104, 1105, 1173, 1196, 1326, 1352, 1360, 1380, 1495, 1560, 1564, 1690, 1768, 1794, 1840, 1955, 2028, 2040, 2210, 2346, 2392, 2535, 2652, 2704, 2760, 2873, 2990, 3120, 3128, 3315, 3380, 3536, 3588, 3887, 3910, 4056, 4080, 4420, 4485, 4692, 4784, 5070, 5083, 5304, 5520, 5746, 5865, 5980, 6256, 6630, 6760, 7176, 7774, 7820, 8112, 8619, 8840, 8970, 9384, 10140, 10166, 10608, 11492, 11661, 11730, 11960, 13260, 13520, 14352, 14365, 15249, 15548, 15640, 17238, 17680, 17940, 18768, 19435, 20280, 20332, 22984, 23322, 23460, 23920, 25415, 26520, 28730, 30498, 31096, 31280, 34476, 35880, 38870, 40560, 40664, 43095, 45968, 46644, 46920, 50830, 53040, 57460, 58305, 60996, 62192, 66079, 68952, 71760, 76245, 77740, 81328, 86190, 93288, 93840, 101660, 114920, 116610, 121992, 132158, 137904, 152490, 155480, 172380, 186576, 198237, 203320, 229840, 233220, 243984, 264316, 304980, 310960, 330395, 344760, 396474, 406640, 466440, 528632, 609960, 660790, 689520, 792948, 932880, 991185, 1057264, 1219920, 1321580, 1585896, 1982370, 2643160, 3171792, 3964740, 5286320, 7929480, 15858960]

約数ペア:

[(1, 15858960), (2, 7929480), (3, 5286320), (4, 3964740), (5, 3171792), (6, 2643160), (8, 1982370), (10, 1585896), (12, 1321580), (13, 1219920), (15, 1057264), (16, 991185), (17, 932880), (20, 792948), (23, 689520), (24, 660790), (26, 609960), (30, 528632), (34, 466440), (39, 406640), (40, 396474), (46, 344760), (48, 330395), (51, 310960), (52, 304980), (60, 264316), (65, 243984), (68, 233220), (69, 229840), (78, 203320), (80, 198237), (85, 186576), (92, 172380), (102, 155480), (104, 152490), (115, 137904), (120, 132158), (130, 121992), (136, 116610), (138, 114920), (156, 101660), (169, 93840), (170, 93288), (184, 86190), (195, 81328), (204, 77740), (208, 76245), (221, 71760), (230, 68952), (240, 66079), (255, 62192), (260, 60996), (272, 58305), (276, 57460), (299, 53040), (312, 50830), (338, 46920), (340, 46644), (345, 45968), (368, 43095), (390, 40664), (391, 40560), (408, 38870), (442, 35880), (460, 34476), (507, 31280), (510, 31096), (520, 30498), (552, 28730), (598, 26520), (624, 25415), (663, 23920), (676, 23460), (680, 23322), (690, 22984), (780, 20332), (782, 20280), (816, 19435), (845, 18768), (884, 17940), (897, 17680), (920, 17238), (1014, 15640), (1020, 15548), (1040, 15249), (1104, 14365), (1105, 14352), (1173, 13520), (1196, 13260), (1326, 11960), (1352, 11730), (1360, 11661), (1380, 11492), (1495, 10608), (1560, 10166), (1564, 10140), (1690, 9384), (1768, 8970), (1794, 8840), (1840, 8619), (1955, 8112), (2028, 7820), (2040, 7774), (2210, 7176), (2346, 6760), (2392, 6630), (2535, 6256), (2652, 5980), (2704, 5865), (2760, 5746), (2873, 5520), (2990, 5304), (3120, 5083), (3128, 5070), (3315, 4784), (3380, 4692), (3536, 4485), (3588, 4420), (3887, 4080), (3910, 4056)]