84574980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{223}}^1$

素因数の和:295

約数の個数: 216

約数和(自身を含む): 306738432

約数和(自身を除く): 222163452

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 43, 45, 49, 60, 63, 70, 84, 86, 90, 98, 105, 126, 129, 140, 147, 172, 180, 196, 210, 215, 223, 245, 252, 258, 294, 301, 315, 387, 420, 430, 441, 446, 490, 516, 588, 602, 630, 645, 669, 735, 774, 860, 882, 892, 903, 980, 1115, 1204, 1260, 1290, 1338, 1470, 1505, 1548, 1561, 1764, 1806, 1935, 2007, 2107, 2205, 2230, 2580, 2676, 2709, 2940, 3010, 3122, 3345, 3612, 3870, 4014, 4214, 4410, 4460, 4515, 4683, 5418, 6020, 6244, 6321, 6690, 7740, 7805, 8028, 8428, 8820, 9030, 9366, 9589, 10035, 10535, 10836, 10927, 12642, 13380, 13545, 14049, 15610, 18060, 18732, 18963, 19178, 20070, 21070, 21854, 23415, 25284, 27090, 28098, 28767, 31220, 31605, 32781, 37926, 38356, 40140, 42140, 43708, 46830, 47945, 54180, 54635, 56196, 57534, 63210, 65562, 67123, 70245, 75852, 86301, 93660, 94815, 95890, 98343, 109270, 115068, 126420, 131124, 134246, 140490, 143835, 163905, 172602, 189630, 191780, 196686, 201369, 218540, 268492, 280980, 287670, 327810, 335615, 345204, 379260, 393372, 402738, 431505, 469861, 491715, 575340, 604107, 655620, 671230, 805476, 863010, 939722, 983430, 1006845, 1208214, 1342460, 1409583, 1726020, 1879444, 1966860, 2013690, 2349305, 2416428, 2819166, 3020535, 4027380, 4228749, 4698610, 5638332, 6041070, 7047915, 8457498, 9397220, 12082140, 14095830, 16914996, 21143745, 28191660, 42287490, 84574980]

約数ペア:

[(1, 84574980), (2, 42287490), (3, 28191660), (4, 21143745), (5, 16914996), (6, 14095830), (7, 12082140), (9, 9397220), (10, 8457498), (12, 7047915), (14, 6041070), (15, 5638332), (18, 4698610), (20, 4228749), (21, 4027380), (28, 3020535), (30, 2819166), (35, 2416428), (36, 2349305), (42, 2013690), (43, 1966860), (45, 1879444), (49, 1726020), (60, 1409583), (63, 1342460), (70, 1208214), (84, 1006845), (86, 983430), (90, 939722), (98, 863010), (105, 805476), (126, 671230), (129, 655620), (140, 604107), (147, 575340), (172, 491715), (180, 469861), (196, 431505), (210, 402738), (215, 393372), (223, 379260), (245, 345204), (252, 335615), (258, 327810), (294, 287670), (301, 280980), (315, 268492), (387, 218540), (420, 201369), (430, 196686), (441, 191780), (446, 189630), (490, 172602), (516, 163905), (588, 143835), (602, 140490), (630, 134246), (645, 131124), (669, 126420), (735, 115068), (774, 109270), (860, 98343), (882, 95890), (892, 94815), (903, 93660), (980, 86301), (1115, 75852), (1204, 70245), (1260, 67123), (1290, 65562), (1338, 63210), (1470, 57534), (1505, 56196), (1548, 54635), (1561, 54180), (1764, 47945), (1806, 46830), (1935, 43708), (2007, 42140), (2107, 40140), (2205, 38356), (2230, 37926), (2580, 32781), (2676, 31605), (2709, 31220), (2940, 28767), (3010, 28098), (3122, 27090), (3345, 25284), (3612, 23415), (3870, 21854), (4014, 21070), (4214, 20070), (4410, 19178), (4460, 18963), (4515, 18732), (4683, 18060), (5418, 15610), (6020, 14049), (6244, 13545), (6321, 13380), (6690, 12642), (7740, 10927), (7805, 10836), (8028, 10535), (8428, 10035), (8820, 9589), (9030, 9366)]