640603860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{48311}}^1$

素因数の和:48353

約数の個数: 96

約数和(自身を含む): 2045336832

約数和(自身を除く): 1404732972

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 34, 39, 51, 52, 60, 65, 68, 78, 85, 102, 130, 156, 170, 195, 204, 221, 255, 260, 340, 390, 442, 510, 663, 780, 884, 1020, 1105, 1326, 2210, 2652, 3315, 4420, 6630, 13260, 48311, 96622, 144933, 193244, 241555, 289866, 483110, 579732, 628043, 724665, 821287, 966220, 1256086, 1449330, 1642574, 1884129, 2463861, 2512172, 2898660, 3140215, 3285148, 3768258, 4106435, 4927722, 6280430, 7536516, 8212870, 9420645, 9855444, 10676731, 12319305, 12560860, 16425740, 18841290, 21353462, 24638610, 32030193, 37682580, 42706924, 49277220, 53383655, 64060386, 106767310, 128120772, 160150965, 213534620, 320301930, 640603860]

約数ペア:

[(1, 640603860), (2, 320301930), (3, 213534620), (4, 160150965), (5, 128120772), (6, 106767310), (10, 64060386), (12, 53383655), (13, 49277220), (15, 42706924), (17, 37682580), (20, 32030193), (26, 24638610), (30, 21353462), (34, 18841290), (39, 16425740), (51, 12560860), (52, 12319305), (60, 10676731), (65, 9855444), (68, 9420645), (78, 8212870), (85, 7536516), (102, 6280430), (130, 4927722), (156, 4106435), (170, 3768258), (195, 3285148), (204, 3140215), (221, 2898660), (255, 2512172), (260, 2463861), (340, 1884129), (390, 1642574), (442, 1449330), (510, 1256086), (663, 966220), (780, 821287), (884, 724665), (1020, 628043), (1105, 579732), (1326, 483110), (2210, 289866), (2652, 241555), (3315, 193244), (4420, 144933), (6630, 96622), (13260, 48311)]