356631440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{769}}^1$

素因数の和:841

約数の個数: 160

約数和(自身を含む): 989936640

約数和(自身を除く): 633305200

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 31, 34, 40, 44, 55, 62, 68, 80, 85, 88, 110, 124, 136, 155, 170, 176, 187, 220, 248, 272, 310, 340, 341, 374, 440, 496, 527, 620, 680, 682, 748, 769, 880, 935, 1054, 1240, 1360, 1364, 1496, 1538, 1705, 1870, 2108, 2480, 2635, 2728, 2992, 3076, 3410, 3740, 3845, 4216, 5270, 5456, 5797, 6152, 6820, 7480, 7690, 8432, 8459, 10540, 11594, 12304, 13073, 13640, 14960, 15380, 16918, 21080, 23188, 23839, 26146, 27280, 28985, 30760, 33836, 42160, 42295, 46376, 47678, 52292, 57970, 61520, 65365, 67672, 84590, 92752, 95356, 104584, 115940, 119195, 130730, 135344, 143803, 169180, 190712, 209168, 231880, 238390, 261460, 262229, 287606, 338360, 381424, 405263, 463760, 476780, 522920, 524458, 575212, 676720, 719015, 810526, 953560, 1045840, 1048916, 1150424, 1311145, 1438030, 1621052, 1907120, 2026315, 2097832, 2300848, 2622290, 2876060, 3242104, 4052630, 4195664, 4457893, 5244580, 5752120, 6484208, 8105260, 8915786, 10489160, 11504240, 16210520, 17831572, 20978320, 22289465, 32421040, 35663144, 44578930, 71326288, 89157860, 178315720, 356631440]

約数ペア:

[(1, 356631440), (2, 178315720), (4, 89157860), (5, 71326288), (8, 44578930), (10, 35663144), (11, 32421040), (16, 22289465), (17, 20978320), (20, 17831572), (22, 16210520), (31, 11504240), (34, 10489160), (40, 8915786), (44, 8105260), (55, 6484208), (62, 5752120), (68, 5244580), (80, 4457893), (85, 4195664), (88, 4052630), (110, 3242104), (124, 2876060), (136, 2622290), (155, 2300848), (170, 2097832), (176, 2026315), (187, 1907120), (220, 1621052), (248, 1438030), (272, 1311145), (310, 1150424), (340, 1048916), (341, 1045840), (374, 953560), (440, 810526), (496, 719015), (527, 676720), (620, 575212), (680, 524458), (682, 522920), (748, 476780), (769, 463760), (880, 405263), (935, 381424), (1054, 338360), (1240, 287606), (1360, 262229), (1364, 261460), (1496, 238390), (1538, 231880), (1705, 209168), (1870, 190712), (2108, 169180), (2480, 143803), (2635, 135344), (2728, 130730), (2992, 119195), (3076, 115940), (3410, 104584), (3740, 95356), (3845, 92752), (4216, 84590), (5270, 67672), (5456, 65365), (5797, 61520), (6152, 57970), (6820, 52292), (7480, 47678), (7690, 46376), (8432, 42295), (8459, 42160), (10540, 33836), (11594, 30760), (12304, 28985), (13073, 27280), (13640, 26146), (14960, 23839), (15380, 23188), (16918, 21080)]