55369020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{509}}^1$

素因数の和:572

約数の個数: 144

約数和(自身を含む): 185582880

約数和(自身を除く): 130213860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 37, 42, 49, 60, 70, 74, 84, 98, 105, 111, 140, 147, 148, 185, 196, 210, 222, 245, 259, 294, 370, 420, 444, 490, 509, 518, 555, 588, 735, 740, 777, 980, 1018, 1036, 1110, 1295, 1470, 1527, 1554, 1813, 2036, 2220, 2545, 2590, 2940, 3054, 3108, 3563, 3626, 3885, 5090, 5180, 5439, 6108, 7126, 7252, 7635, 7770, 9065, 10180, 10689, 10878, 14252, 15270, 15540, 17815, 18130, 18833, 21378, 21756, 24941, 27195, 30540, 35630, 36260, 37666, 42756, 49882, 53445, 54390, 56499, 71260, 74823, 75332, 94165, 99764, 106890, 108780, 112998, 124705, 131831, 149646, 188330, 213780, 225996, 249410, 263662, 282495, 299292, 374115, 376660, 395493, 498820, 527324, 564990, 659155, 748230, 790986, 922817, 1129980, 1318310, 1496460, 1581972, 1845634, 1977465, 2636620, 2768451, 3691268, 3954930, 4614085, 5536902, 7909860, 9228170, 11073804, 13842255, 18456340, 27684510, 55369020]

約数ペア:

[(1, 55369020), (2, 27684510), (3, 18456340), (4, 13842255), (5, 11073804), (6, 9228170), (7, 7909860), (10, 5536902), (12, 4614085), (14, 3954930), (15, 3691268), (20, 2768451), (21, 2636620), (28, 1977465), (30, 1845634), (35, 1581972), (37, 1496460), (42, 1318310), (49, 1129980), (60, 922817), (70, 790986), (74, 748230), (84, 659155), (98, 564990), (105, 527324), (111, 498820), (140, 395493), (147, 376660), (148, 374115), (185, 299292), (196, 282495), (210, 263662), (222, 249410), (245, 225996), (259, 213780), (294, 188330), (370, 149646), (420, 131831), (444, 124705), (490, 112998), (509, 108780), (518, 106890), (555, 99764), (588, 94165), (735, 75332), (740, 74823), (777, 71260), (980, 56499), (1018, 54390), (1036, 53445), (1110, 49882), (1295, 42756), (1470, 37666), (1527, 36260), (1554, 35630), (1813, 30540), (2036, 27195), (2220, 24941), (2545, 21756), (2590, 21378), (2940, 18833), (3054, 18130), (3108, 17815), (3563, 15540), (3626, 15270), (3885, 14252), (5090, 10878), (5180, 10689), (5439, 10180), (6108, 9065), (7126, 7770), (7252, 7635)]