61534228720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{449}}^1\times {\mathrm{757}}^1$

素因数の和:1323

約数の個数: 160

約数和(自身を含む): 150236812800

約数和(自身を除く): 88702584080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 73, 80, 124, 146, 155, 248, 292, 310, 365, 449, 496, 584, 620, 730, 757, 898, 1168, 1240, 1460, 1514, 1796, 2245, 2263, 2480, 2920, 3028, 3592, 3785, 4490, 4526, 5840, 6056, 7184, 7570, 8980, 9052, 11315, 12112, 13919, 15140, 17960, 18104, 22630, 23467, 27838, 30280, 32777, 35920, 36208, 45260, 46934, 55261, 55676, 60560, 65554, 69595, 90520, 93868, 110522, 111352, 117335, 131108, 139190, 163885, 181040, 187736, 221044, 222704, 234670, 262216, 276305, 278380, 327770, 339893, 375472, 442088, 469340, 524432, 552610, 556760, 655540, 679786, 884176, 938680, 1016087, 1105220, 1113520, 1311080, 1359572, 1699465, 1713091, 1877360, 2032174, 2210440, 2622160, 2719144, 3398930, 3426182, 4064348, 4420880, 5080435, 5438288, 6797860, 6852364, 8128696, 8565455, 10160870, 10536683, 13595720, 13704728, 16257392, 17130910, 20321740, 21073366, 24812189, 27191440, 27409456, 34261820, 40643480, 42146732, 49624378, 52683415, 68523640, 81286960, 84293464, 99248756, 105366830, 124060945, 137047280, 168586928, 198497512, 210733660, 248121890, 396995024, 421467320, 496243780, 769177859, 842934640, 992487560, 1538355718, 1984975120, 3076711436, 3845889295, 6153422872, 7691778590, 12306845744, 15383557180, 30767114360, 61534228720]

約数ペア:

[(1, 61534228720), (2, 30767114360), (4, 15383557180), (5, 12306845744), (8, 7691778590), (10, 6153422872), (16, 3845889295), (20, 3076711436), (31, 1984975120), (40, 1538355718), (62, 992487560), (73, 842934640), (80, 769177859), (124, 496243780), (146, 421467320), (155, 396995024), (248, 248121890), (292, 210733660), (310, 198497512), (365, 168586928), (449, 137047280), (496, 124060945), (584, 105366830), (620, 99248756), (730, 84293464), (757, 81286960), (898, 68523640), (1168, 52683415), (1240, 49624378), (1460, 42146732), (1514, 40643480), (1796, 34261820), (2245, 27409456), (2263, 27191440), (2480, 24812189), (2920, 21073366), (3028, 20321740), (3592, 17130910), (3785, 16257392), (4490, 13704728), (4526, 13595720), (5840, 10536683), (6056, 10160870), (7184, 8565455), (7570, 8128696), (8980, 6852364), (9052, 6797860), (11315, 5438288), (12112, 5080435), (13919, 4420880), (15140, 4064348), (17960, 3426182), (18104, 3398930), (22630, 2719144), (23467, 2622160), (27838, 2210440), (30280, 2032174), (32777, 1877360), (35920, 1713091), (36208, 1699465), (45260, 1359572), (46934, 1311080), (55261, 1113520), (55676, 1105220), (60560, 1016087), (65554, 938680), (69595, 884176), (90520, 679786), (93868, 655540), (110522, 556760), (111352, 552610), (117335, 524432), (131108, 469340), (139190, 442088), (163885, 375472), (181040, 339893), (187736, 327770), (221044, 278380), (222704, 276305), (234670, 262216)]