72354380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:184

約数の個数: 144

約数和(自身を含む): 193396896

約数和(自身を除く): 121042516

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 43, 49, 68, 70, 85, 86, 98, 101, 119, 140, 170, 172, 196, 202, 215, 238, 245, 301, 340, 404, 430, 476, 490, 505, 595, 602, 707, 731, 833, 860, 980, 1010, 1190, 1204, 1414, 1462, 1505, 1666, 1717, 2020, 2107, 2380, 2828, 2924, 3010, 3332, 3434, 3535, 3655, 4165, 4214, 4343, 4949, 5117, 6020, 6868, 7070, 7310, 8330, 8428, 8585, 8686, 9898, 10234, 10535, 12019, 14140, 14620, 16660, 17170, 17372, 19796, 20468, 21070, 21715, 24038, 24745, 25585, 30401, 34340, 35819, 42140, 43430, 48076, 49490, 51170, 60095, 60802, 71638, 73831, 84133, 86860, 98980, 102340, 120190, 121604, 143276, 147662, 152005, 168266, 179095, 212807, 240380, 295324, 304010, 336532, 358190, 369155, 420665, 425614, 516817, 608020, 716380, 738310, 841330, 851228, 1033634, 1064035, 1476620, 1682660, 2067268, 2128070, 2584085, 3617719, 4256140, 5168170, 7235438, 10336340, 14470876, 18088595, 36177190, 72354380]

約数ペア:

[(1, 72354380), (2, 36177190), (4, 18088595), (5, 14470876), (7, 10336340), (10, 7235438), (14, 5168170), (17, 4256140), (20, 3617719), (28, 2584085), (34, 2128070), (35, 2067268), (43, 1682660), (49, 1476620), (68, 1064035), (70, 1033634), (85, 851228), (86, 841330), (98, 738310), (101, 716380), (119, 608020), (140, 516817), (170, 425614), (172, 420665), (196, 369155), (202, 358190), (215, 336532), (238, 304010), (245, 295324), (301, 240380), (340, 212807), (404, 179095), (430, 168266), (476, 152005), (490, 147662), (505, 143276), (595, 121604), (602, 120190), (707, 102340), (731, 98980), (833, 86860), (860, 84133), (980, 73831), (1010, 71638), (1190, 60802), (1204, 60095), (1414, 51170), (1462, 49490), (1505, 48076), (1666, 43430), (1717, 42140), (2020, 35819), (2107, 34340), (2380, 30401), (2828, 25585), (2924, 24745), (3010, 24038), (3332, 21715), (3434, 21070), (3535, 20468), (3655, 19796), (4165, 17372), (4214, 17170), (4343, 16660), (4949, 14620), (5117, 14140), (6020, 12019), (6868, 10535), (7070, 10234), (7310, 9898), (8330, 8686), (8428, 8585)]