74872590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{491}}^1$

素因数の和:554

約数の個数: 128

約数和(自身を含む): 214244352

約数和(自身を除く): 139371762

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 23, 26, 30, 34, 39, 46, 51, 65, 69, 78, 85, 102, 115, 130, 138, 170, 195, 221, 230, 255, 299, 345, 390, 391, 442, 491, 510, 598, 663, 690, 782, 897, 982, 1105, 1173, 1326, 1473, 1495, 1794, 1955, 2210, 2346, 2455, 2946, 2990, 3315, 3910, 4485, 4910, 5083, 5865, 6383, 6630, 7365, 8347, 8970, 10166, 11293, 11730, 12766, 14730, 15249, 16694, 19149, 22586, 25041, 25415, 30498, 31915, 33879, 38298, 41735, 50082, 50830, 56465, 63830, 67758, 76245, 83470, 95745, 108511, 112930, 125205, 146809, 152490, 169395, 191490, 191981, 217022, 250410, 293618, 325533, 338790, 383962, 440427, 542555, 575943, 651066, 734045, 880854, 959905, 1085110, 1151886, 1468090, 1627665, 1919810, 2202135, 2495753, 2879715, 3255330, 4404270, 4991506, 5759430, 7487259, 12478765, 14974518, 24957530, 37436295, 74872590]

約数ペア:

[(1, 74872590), (2, 37436295), (3, 24957530), (5, 14974518), (6, 12478765), (10, 7487259), (13, 5759430), (15, 4991506), (17, 4404270), (23, 3255330), (26, 2879715), (30, 2495753), (34, 2202135), (39, 1919810), (46, 1627665), (51, 1468090), (65, 1151886), (69, 1085110), (78, 959905), (85, 880854), (102, 734045), (115, 651066), (130, 575943), (138, 542555), (170, 440427), (195, 383962), (221, 338790), (230, 325533), (255, 293618), (299, 250410), (345, 217022), (390, 191981), (391, 191490), (442, 169395), (491, 152490), (510, 146809), (598, 125205), (663, 112930), (690, 108511), (782, 95745), (897, 83470), (982, 76245), (1105, 67758), (1173, 63830), (1326, 56465), (1473, 50830), (1495, 50082), (1794, 41735), (1955, 38298), (2210, 33879), (2346, 31915), (2455, 30498), (2946, 25415), (2990, 25041), (3315, 22586), (3910, 19149), (4485, 16694), (4910, 15249), (5083, 14730), (5865, 12766), (6383, 11730), (6630, 11293), (7365, 10166), (8347, 8970)]