1297413840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{1669}}^1$

素因数の和:1805

約数の個数: 160

約数和(自身を含む): 4174732800

約数和(自身を除く): 2877318960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 41, 48, 60, 79, 80, 82, 120, 123, 158, 164, 205, 237, 240, 246, 316, 328, 395, 410, 474, 492, 615, 632, 656, 790, 820, 948, 984, 1185, 1230, 1264, 1580, 1640, 1669, 1896, 1968, 2370, 2460, 3160, 3239, 3280, 3338, 3792, 4740, 4920, 5007, 6320, 6478, 6676, 8345, 9480, 9717, 9840, 10014, 12956, 13352, 16195, 16690, 18960, 19434, 20028, 25035, 25912, 26704, 32390, 33380, 38868, 40056, 48585, 50070, 51824, 64780, 66760, 68429, 77736, 80112, 97170, 100140, 129560, 131851, 133520, 136858, 155472, 194340, 200280, 205287, 259120, 263702, 273716, 342145, 388680, 395553, 400560, 410574, 527404, 547432, 659255, 684290, 777360, 791106, 821148, 1026435, 1054808, 1094864, 1318510, 1368580, 1582212, 1642296, 1977765, 2052870, 2109616, 2637020, 2737160, 3164424, 3284592, 3955530, 4105740, 5274040, 5405891, 5474320, 6328848, 7911060, 8211480, 10548080, 10811782, 15822120, 16217673, 16422960, 21623564, 27029455, 31644240, 32435346, 43247128, 54058910, 64870692, 81088365, 86494256, 108117820, 129741384, 162176730, 216235640, 259482768, 324353460, 432471280, 648706920, 1297413840]

約数ペア:

[(1, 1297413840), (2, 648706920), (3, 432471280), (4, 324353460), (5, 259482768), (6, 216235640), (8, 162176730), (10, 129741384), (12, 108117820), (15, 86494256), (16, 81088365), (20, 64870692), (24, 54058910), (30, 43247128), (40, 32435346), (41, 31644240), (48, 27029455), (60, 21623564), (79, 16422960), (80, 16217673), (82, 15822120), (120, 10811782), (123, 10548080), (158, 8211480), (164, 7911060), (205, 6328848), (237, 5474320), (240, 5405891), (246, 5274040), (316, 4105740), (328, 3955530), (395, 3284592), (410, 3164424), (474, 2737160), (492, 2637020), (615, 2109616), (632, 2052870), (656, 1977765), (790, 1642296), (820, 1582212), (948, 1368580), (984, 1318510), (1185, 1094864), (1230, 1054808), (1264, 1026435), (1580, 821148), (1640, 791106), (1669, 777360), (1896, 684290), (1968, 659255), (2370, 547432), (2460, 527404), (3160, 410574), (3239, 400560), (3280, 395553), (3338, 388680), (3792, 342145), (4740, 273716), (4920, 263702), (5007, 259120), (6320, 205287), (6478, 200280), (6676, 194340), (8345, 155472), (9480, 136858), (9717, 133520), (9840, 131851), (10014, 129560), (12956, 100140), (13352, 97170), (16195, 80112), (16690, 77736), (18960, 68429), (19434, 66760), (20028, 64780), (25035, 51824), (25912, 50070), (26704, 48585), (32390, 40056), (33380, 38868)]