90140040

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{647}}^1$

素因数の和:713

約数の個数: 160

約数和(自身を含む): 310495680

約数和(自身を除く): 220355640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 43, 45, 54, 60, 72, 81, 86, 90, 108, 120, 129, 135, 162, 172, 180, 215, 216, 258, 270, 324, 344, 360, 387, 405, 430, 516, 540, 645, 647, 648, 774, 810, 860, 1032, 1080, 1161, 1290, 1294, 1548, 1620, 1720, 1935, 1941, 2322, 2580, 2588, 3096, 3235, 3240, 3483, 3870, 3882, 4644, 5160, 5176, 5805, 5823, 6470, 6966, 7740, 7764, 9288, 9705, 11610, 11646, 12940, 13932, 15480, 15528, 17415, 17469, 19410, 23220, 23292, 25880, 27821, 27864, 29115, 34830, 34938, 38820, 46440, 46584, 52407, 55642, 58230, 69660, 69876, 77640, 83463, 87345, 104814, 111284, 116460, 139105, 139320, 139752, 166926, 174690, 209628, 222568, 232920, 250389, 262035, 278210, 333852, 349380, 417315, 419256, 500778, 524070, 556420, 667704, 698760, 751167, 834630, 1001556, 1048140, 1112840, 1251945, 1502334, 1669260, 2003112, 2096280, 2253501, 2503890, 3004668, 3338520, 3755835, 4507002, 5007780, 6009336, 7511670, 9014004, 10015560, 11267505, 15023340, 18028008, 22535010, 30046680, 45070020, 90140040]

約数ペア:

[(1, 90140040), (2, 45070020), (3, 30046680), (4, 22535010), (5, 18028008), (6, 15023340), (8, 11267505), (9, 10015560), (10, 9014004), (12, 7511670), (15, 6009336), (18, 5007780), (20, 4507002), (24, 3755835), (27, 3338520), (30, 3004668), (36, 2503890), (40, 2253501), (43, 2096280), (45, 2003112), (54, 1669260), (60, 1502334), (72, 1251945), (81, 1112840), (86, 1048140), (90, 1001556), (108, 834630), (120, 751167), (129, 698760), (135, 667704), (162, 556420), (172, 524070), (180, 500778), (215, 419256), (216, 417315), (258, 349380), (270, 333852), (324, 278210), (344, 262035), (360, 250389), (387, 232920), (405, 222568), (430, 209628), (516, 174690), (540, 166926), (645, 139752), (647, 139320), (648, 139105), (774, 116460), (810, 111284), (860, 104814), (1032, 87345), (1080, 83463), (1161, 77640), (1290, 69876), (1294, 69660), (1548, 58230), (1620, 55642), (1720, 52407), (1935, 46584), (1941, 46440), (2322, 38820), (2580, 34938), (2588, 34830), (3096, 29115), (3235, 27864), (3240, 27821), (3483, 25880), (3870, 23292), (3882, 23220), (4644, 19410), (5160, 17469), (5176, 17415), (5805, 15528), (5823, 15480), (6470, 13932), (6966, 12940), (7740, 11646), (7764, 11610), (9288, 9705)]