19859580

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1$

素因数の和:98

約数の個数: 240

約数和(自身を含む): 71717184

約数和(自身を除く): 51857604

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 23, 26, 27, 30, 36, 39, 41, 45, 46, 52, 54, 60, 65, 69, 78, 81, 82, 90, 92, 108, 115, 117, 123, 130, 135, 138, 156, 162, 164, 180, 195, 205, 207, 230, 234, 246, 260, 270, 276, 299, 324, 345, 351, 369, 390, 405, 410, 414, 460, 468, 492, 533, 540, 585, 598, 615, 621, 690, 702, 738, 780, 810, 820, 828, 897, 943, 1035, 1053, 1066, 1107, 1170, 1196, 1230, 1242, 1380, 1404, 1476, 1495, 1599, 1620, 1755, 1794, 1845, 1863, 1886, 2070, 2106, 2132, 2214, 2340, 2460, 2484, 2665, 2691, 2829, 2990, 3105, 3198, 3321, 3510, 3588, 3690, 3726, 3772, 4140, 4212, 4428, 4485, 4715, 4797, 5265, 5330, 5382, 5535, 5658, 5980, 6210, 6396, 6642, 7020, 7380, 7452, 7995, 8073, 8487, 8970, 9315, 9430, 9594, 10530, 10660, 10764, 11070, 11316, 12259, 12420, 13284, 13455, 14145, 14391, 15990, 16146, 16605, 16974, 17940, 18630, 18860, 19188, 21060, 22140, 23985, 24219, 24518, 25461, 26910, 28290, 28782, 31980, 32292, 33210, 33948, 36777, 37260, 40365, 42435, 43173, 47970, 48438, 49036, 50922, 53820, 56580, 57564, 61295, 66420, 71955, 73554, 76383, 80730, 84870, 86346, 95940, 96876, 101844, 110331, 121095, 122590, 127305, 143910, 147108, 152766, 161460, 169740, 172692, 183885, 215865, 220662, 242190, 245180, 254610, 287820, 305532, 330993, 367770, 381915, 431730, 441324, 484380, 509220, 551655, 661986, 735540, 763830, 863460, 992979, 1103310, 1323972, 1527660, 1654965, 1985958, 2206620, 3309930, 3971916, 4964895, 6619860, 9929790, 19859580]

約数ペア:

[(1, 19859580), (2, 9929790), (3, 6619860), (4, 4964895), (5, 3971916), (6, 3309930), (9, 2206620), (10, 1985958), (12, 1654965), (13, 1527660), (15, 1323972), (18, 1103310), (20, 992979), (23, 863460), (26, 763830), (27, 735540), (30, 661986), (36, 551655), (39, 509220), (41, 484380), (45, 441324), (46, 431730), (52, 381915), (54, 367770), (60, 330993), (65, 305532), (69, 287820), (78, 254610), (81, 245180), (82, 242190), (90, 220662), (92, 215865), (108, 183885), (115, 172692), (117, 169740), (123, 161460), (130, 152766), (135, 147108), (138, 143910), (156, 127305), (162, 122590), (164, 121095), (180, 110331), (195, 101844), (205, 96876), (207, 95940), (230, 86346), (234, 84870), (246, 80730), (260, 76383), (270, 73554), (276, 71955), (299, 66420), (324, 61295), (345, 57564), (351, 56580), (369, 53820), (390, 50922), (405, 49036), (410, 48438), (414, 47970), (460, 43173), (468, 42435), (492, 40365), (533, 37260), (540, 36777), (585, 33948), (598, 33210), (615, 32292), (621, 31980), (690, 28782), (702, 28290), (738, 26910), (780, 25461), (810, 24518), (820, 24219), (828, 23985), (897, 22140), (943, 21060), (1035, 19188), (1053, 18860), (1066, 18630), (1107, 17940), (1170, 16974), (1196, 16605), (1230, 16146), (1242, 15990), (1380, 14391), (1404, 14145), (1476, 13455), (1495, 13284), (1599, 12420), (1620, 12259), (1755, 11316), (1794, 11070), (1845, 10764), (1863, 10660), (1886, 10530), (2070, 9594), (2106, 9430), (2132, 9315), (2214, 8970), (2340, 8487), (2460, 8073), (2484, 7995), (2665, 7452), (2691, 7380), (2829, 7020), (2990, 6642), (3105, 6396), (3198, 6210), (3321, 5980), (3510, 5658), (3588, 5535), (3690, 5382), (3726, 5330), (3772, 5265), (4140, 4797), (4212, 4715), (4428, 4485)]