72799740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{587}}^1$

素因数の和:668

約数の個数: 144

約数和(自身を含む): 242712288

約数和(自身を除く): 169912548

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 53, 60, 65, 78, 90, 106, 117, 130, 156, 159, 180, 195, 212, 234, 260, 265, 318, 390, 468, 477, 530, 585, 587, 636, 689, 780, 795, 954, 1060, 1170, 1174, 1378, 1590, 1761, 1908, 2067, 2340, 2348, 2385, 2756, 2935, 3180, 3445, 3522, 4134, 4770, 5283, 5870, 6201, 6890, 7044, 7631, 8268, 8805, 9540, 10335, 10566, 11740, 12402, 13780, 15262, 17610, 20670, 21132, 22893, 24804, 26415, 30524, 31005, 31111, 35220, 38155, 41340, 45786, 52830, 62010, 62222, 68679, 76310, 91572, 93333, 105660, 114465, 124020, 124444, 137358, 152620, 155555, 186666, 228930, 274716, 279999, 311110, 343395, 373332, 404443, 457860, 466665, 559998, 622220, 686790, 808886, 933330, 1119996, 1213329, 1373580, 1399995, 1617772, 1866660, 2022215, 2426658, 2799990, 3639987, 4044430, 4853316, 5599980, 6066645, 7279974, 8088860, 12133290, 14559948, 18199935, 24266580, 36399870, 72799740]

約数ペア:

[(1, 72799740), (2, 36399870), (3, 24266580), (4, 18199935), (5, 14559948), (6, 12133290), (9, 8088860), (10, 7279974), (12, 6066645), (13, 5599980), (15, 4853316), (18, 4044430), (20, 3639987), (26, 2799990), (30, 2426658), (36, 2022215), (39, 1866660), (45, 1617772), (52, 1399995), (53, 1373580), (60, 1213329), (65, 1119996), (78, 933330), (90, 808886), (106, 686790), (117, 622220), (130, 559998), (156, 466665), (159, 457860), (180, 404443), (195, 373332), (212, 343395), (234, 311110), (260, 279999), (265, 274716), (318, 228930), (390, 186666), (468, 155555), (477, 152620), (530, 137358), (585, 124444), (587, 124020), (636, 114465), (689, 105660), (780, 93333), (795, 91572), (954, 76310), (1060, 68679), (1170, 62222), (1174, 62010), (1378, 52830), (1590, 45786), (1761, 41340), (1908, 38155), (2067, 35220), (2340, 31111), (2348, 31005), (2385, 30524), (2756, 26415), (2935, 24804), (3180, 22893), (3445, 21132), (3522, 20670), (4134, 17610), (4770, 15262), (5283, 13780), (5870, 12402), (6201, 11740), (6890, 10566), (7044, 10335), (7631, 9540), (8268, 8805)]