8491140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{293}}^1$

素因数の和:338

約数の個数: 144

約数和(自身を含む): 30820608

約数和(自身を除く): 22329468

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 28, 30, 35, 36, 42, 45, 46, 60, 63, 69, 70, 84, 90, 92, 105, 115, 126, 138, 140, 161, 180, 207, 210, 230, 252, 276, 293, 315, 322, 345, 414, 420, 460, 483, 586, 630, 644, 690, 805, 828, 879, 966, 1035, 1172, 1260, 1380, 1449, 1465, 1610, 1758, 1932, 2051, 2070, 2415, 2637, 2898, 2930, 3220, 3516, 4102, 4140, 4395, 4830, 5274, 5796, 5860, 6153, 6739, 7245, 8204, 8790, 9660, 10255, 10548, 12306, 13185, 13478, 14490, 17580, 18459, 20217, 20510, 24612, 26370, 26956, 28980, 30765, 33695, 36918, 40434, 41020, 47173, 52740, 60651, 61530, 67390, 73836, 80868, 92295, 94346, 101085, 121302, 123060, 134780, 141519, 184590, 188692, 202170, 235865, 242604, 283038, 303255, 369180, 404340, 424557, 471730, 566076, 606510, 707595, 849114, 943460, 1213020, 1415190, 1698228, 2122785, 2830380, 4245570, 8491140]

約数ペア:

[(1, 8491140), (2, 4245570), (3, 2830380), (4, 2122785), (5, 1698228), (6, 1415190), (7, 1213020), (9, 943460), (10, 849114), (12, 707595), (14, 606510), (15, 566076), (18, 471730), (20, 424557), (21, 404340), (23, 369180), (28, 303255), (30, 283038), (35, 242604), (36, 235865), (42, 202170), (45, 188692), (46, 184590), (60, 141519), (63, 134780), (69, 123060), (70, 121302), (84, 101085), (90, 94346), (92, 92295), (105, 80868), (115, 73836), (126, 67390), (138, 61530), (140, 60651), (161, 52740), (180, 47173), (207, 41020), (210, 40434), (230, 36918), (252, 33695), (276, 30765), (293, 28980), (315, 26956), (322, 26370), (345, 24612), (414, 20510), (420, 20217), (460, 18459), (483, 17580), (586, 14490), (630, 13478), (644, 13185), (690, 12306), (805, 10548), (828, 10255), (879, 9660), (966, 8790), (1035, 8204), (1172, 7245), (1260, 6739), (1380, 6153), (1449, 5860), (1465, 5796), (1610, 5274), (1758, 4830), (1932, 4395), (2051, 4140), (2070, 4102), (2415, 3516), (2637, 3220), (2898, 2930)]