207896910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31357}}^1$

素因数の和:31397

約数の個数: 64

約数和(自身を含む): 568959552

約数和(自身を除く): 361062642

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 65, 78, 85, 102, 130, 170, 195, 221, 255, 390, 442, 510, 663, 1105, 1326, 2210, 3315, 6630, 31357, 62714, 94071, 156785, 188142, 313570, 407641, 470355, 533069, 815282, 940710, 1066138, 1222923, 1599207, 2038205, 2445846, 2665345, 3198414, 4076410, 5330690, 6114615, 6929897, 7996035, 12229230, 13859794, 15992070, 20789691, 34649485, 41579382, 69298970, 103948455, 207896910]

約数ペア:

[(1, 207896910), (2, 103948455), (3, 69298970), (5, 41579382), (6, 34649485), (10, 20789691), (13, 15992070), (15, 13859794), (17, 12229230), (26, 7996035), (30, 6929897), (34, 6114615), (39, 5330690), (51, 4076410), (65, 3198414), (78, 2665345), (85, 2445846), (102, 2038205), (130, 1599207), (170, 1222923), (195, 1066138), (221, 940710), (255, 815282), (390, 533069), (442, 470355), (510, 407641), (663, 313570), (1105, 188142), (1326, 156785), (2210, 94071), (3315, 62714), (6630, 31357)]