7742280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{709}}^1$

素因数の和:743

約数の個数: 128

約数和(自身を含む): 28627200

約数和(自身を除く): 20884920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 709, 728, 780, 840, 910, 1092, 1365, 1418, 1560, 1820, 2127, 2184, 2730, 2836, 3545, 3640, 4254, 4963, 5460, 5672, 7090, 8508, 9217, 9926, 10635, 10920, 14180, 14889, 17016, 18434, 19852, 21270, 24815, 27651, 28360, 29778, 36868, 39704, 42540, 46085, 49630, 55302, 59556, 64519, 73736, 74445, 85080, 92170, 99260, 110604, 119112, 129038, 138255, 148890, 184340, 193557, 198520, 221208, 258076, 276510, 297780, 322595, 368680, 387114, 516152, 553020, 595560, 645190, 774228, 967785, 1106040, 1290380, 1548456, 1935570, 2580760, 3871140, 7742280]

約数ペア:

[(1, 7742280), (2, 3871140), (3, 2580760), (4, 1935570), (5, 1548456), (6, 1290380), (7, 1106040), (8, 967785), (10, 774228), (12, 645190), (13, 595560), (14, 553020), (15, 516152), (20, 387114), (21, 368680), (24, 322595), (26, 297780), (28, 276510), (30, 258076), (35, 221208), (39, 198520), (40, 193557), (42, 184340), (52, 148890), (56, 138255), (60, 129038), (65, 119112), (70, 110604), (78, 99260), (84, 92170), (91, 85080), (104, 74445), (105, 73736), (120, 64519), (130, 59556), (140, 55302), (156, 49630), (168, 46085), (182, 42540), (195, 39704), (210, 36868), (260, 29778), (273, 28360), (280, 27651), (312, 24815), (364, 21270), (390, 19852), (420, 18434), (455, 17016), (520, 14889), (546, 14180), (709, 10920), (728, 10635), (780, 9926), (840, 9217), (910, 8508), (1092, 7090), (1365, 5672), (1418, 5460), (1560, 4963), (1820, 4254), (2127, 3640), (2184, 3545), (2730, 2836)]