199703240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^5\times {\mathrm{31}}^1$

素因数の和:97

約数の個数: 96

約数和(自身を含む): 510209280

約数和(自身を除く): 310506040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 121, 124, 155, 220, 242, 248, 310, 341, 440, 484, 605, 620, 682, 968, 1210, 1240, 1331, 1364, 1705, 2420, 2662, 2728, 3410, 3751, 4840, 5324, 6655, 6820, 7502, 10648, 13310, 13640, 14641, 15004, 18755, 26620, 29282, 30008, 37510, 41261, 53240, 58564, 73205, 75020, 82522, 117128, 146410, 150040, 161051, 165044, 206305, 292820, 322102, 330088, 412610, 453871, 585640, 644204, 805255, 825220, 907742, 1288408, 1610510, 1650440, 1815484, 2269355, 3221020, 3630968, 4538710, 4992581, 6442040, 9077420, 9985162, 18154840, 19970324, 24962905, 39940648, 49925810, 99851620, 199703240]

約数ペア:

[(1, 199703240), (2, 99851620), (4, 49925810), (5, 39940648), (8, 24962905), (10, 19970324), (11, 18154840), (20, 9985162), (22, 9077420), (31, 6442040), (40, 4992581), (44, 4538710), (55, 3630968), (62, 3221020), (88, 2269355), (110, 1815484), (121, 1650440), (124, 1610510), (155, 1288408), (220, 907742), (242, 825220), (248, 805255), (310, 644204), (341, 585640), (440, 453871), (484, 412610), (605, 330088), (620, 322102), (682, 292820), (968, 206305), (1210, 165044), (1240, 161051), (1331, 150040), (1364, 146410), (1705, 117128), (2420, 82522), (2662, 75020), (2728, 73205), (3410, 58564), (3751, 53240), (4840, 41261), (5324, 37510), (6655, 30008), (6820, 29282), (7502, 26620), (10648, 18755), (13310, 15004), (13640, 14641)]