28272930

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:192

約数の個数: 128

約数和(自身を含む): 82722816

約数和(自身を除く): 54449886

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 43, 62, 70, 86, 93, 101, 105, 129, 155, 186, 202, 210, 215, 217, 258, 301, 303, 310, 430, 434, 465, 505, 602, 606, 645, 651, 707, 903, 930, 1010, 1085, 1290, 1302, 1333, 1414, 1505, 1515, 1806, 2121, 2170, 2666, 3010, 3030, 3131, 3255, 3535, 3999, 4242, 4343, 4515, 6262, 6510, 6665, 7070, 7998, 8686, 9030, 9331, 9393, 10605, 13029, 13330, 15655, 18662, 18786, 19995, 21210, 21715, 21917, 26058, 27993, 30401, 31310, 39990, 43430, 43834, 46655, 46965, 55986, 60802, 65145, 65751, 91203, 93310, 93930, 109585, 130290, 131502, 134633, 139965, 152005, 182406, 219170, 269266, 279930, 304010, 328755, 403899, 456015, 657510, 673165, 807798, 912030, 942431, 1346330, 1884862, 2019495, 2827293, 4038990, 4712155, 5654586, 9424310, 14136465, 28272930]

約数ペア:

[(1, 28272930), (2, 14136465), (3, 9424310), (5, 5654586), (6, 4712155), (7, 4038990), (10, 2827293), (14, 2019495), (15, 1884862), (21, 1346330), (30, 942431), (31, 912030), (35, 807798), (42, 673165), (43, 657510), (62, 456015), (70, 403899), (86, 328755), (93, 304010), (101, 279930), (105, 269266), (129, 219170), (155, 182406), (186, 152005), (202, 139965), (210, 134633), (215, 131502), (217, 130290), (258, 109585), (301, 93930), (303, 93310), (310, 91203), (430, 65751), (434, 65145), (465, 60802), (505, 55986), (602, 46965), (606, 46655), (645, 43834), (651, 43430), (707, 39990), (903, 31310), (930, 30401), (1010, 27993), (1085, 26058), (1290, 21917), (1302, 21715), (1333, 21210), (1414, 19995), (1505, 18786), (1515, 18662), (1806, 15655), (2121, 13330), (2170, 13029), (2666, 10605), (3010, 9393), (3030, 9331), (3131, 9030), (3255, 8686), (3535, 7998), (3999, 7070), (4242, 6665), (4343, 6510), (4515, 6262)]