261609360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{571}}^1$

素因数の和:693

約数の個数: 160

約数和(自身を含む): 857945088

約数和(自身を除く): 596335728

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 83, 92, 115, 120, 138, 166, 184, 230, 240, 249, 276, 332, 345, 368, 415, 460, 498, 552, 571, 664, 690, 830, 920, 996, 1104, 1142, 1245, 1328, 1380, 1660, 1713, 1840, 1909, 1992, 2284, 2490, 2760, 2855, 3320, 3426, 3818, 3984, 4568, 4980, 5520, 5710, 5727, 6640, 6852, 7636, 8565, 9136, 9545, 9960, 11420, 11454, 13133, 13704, 15272, 17130, 19090, 19920, 22840, 22908, 26266, 27408, 28635, 30544, 34260, 38180, 39399, 45680, 45816, 47393, 52532, 57270, 65665, 68520, 76360, 78798, 91632, 94786, 105064, 114540, 131330, 137040, 142179, 152720, 157596, 189572, 196995, 210128, 229080, 236965, 262660, 284358, 315192, 379144, 393990, 458160, 473930, 525320, 568716, 630384, 710895, 758288, 787980, 947860, 1050640, 1090039, 1137432, 1421790, 1575960, 1895720, 2180078, 2274864, 2843580, 3151920, 3270117, 3791440, 4360156, 5450195, 5687160, 6540234, 8720312, 10900390, 11374320, 13080468, 16350585, 17440624, 21800780, 26160936, 32701170, 43601560, 52321872, 65402340, 87203120, 130804680, 261609360]

約数ペア:

[(1, 261609360), (2, 130804680), (3, 87203120), (4, 65402340), (5, 52321872), (6, 43601560), (8, 32701170), (10, 26160936), (12, 21800780), (15, 17440624), (16, 16350585), (20, 13080468), (23, 11374320), (24, 10900390), (30, 8720312), (40, 6540234), (46, 5687160), (48, 5450195), (60, 4360156), (69, 3791440), (80, 3270117), (83, 3151920), (92, 2843580), (115, 2274864), (120, 2180078), (138, 1895720), (166, 1575960), (184, 1421790), (230, 1137432), (240, 1090039), (249, 1050640), (276, 947860), (332, 787980), (345, 758288), (368, 710895), (415, 630384), (460, 568716), (498, 525320), (552, 473930), (571, 458160), (664, 393990), (690, 379144), (830, 315192), (920, 284358), (996, 262660), (1104, 236965), (1142, 229080), (1245, 210128), (1328, 196995), (1380, 189572), (1660, 157596), (1713, 152720), (1840, 142179), (1909, 137040), (1992, 131330), (2284, 114540), (2490, 105064), (2760, 94786), (2855, 91632), (3320, 78798), (3426, 76360), (3818, 68520), (3984, 65665), (4568, 57270), (4980, 52532), (5520, 47393), (5710, 45816), (5727, 45680), (6640, 39399), (6852, 38180), (7636, 34260), (8565, 30544), (9136, 28635), (9545, 27408), (9960, 26266), (11420, 22908), (11454, 22840), (13133, 19920), (13704, 19090), (15272, 17130)]