140346840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{461}}^1$

素因数の和:577

約数の個数: 128

約数和(自身を含む): 439084800

約数和(自身を除く): 298737960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 59, 60, 86, 118, 120, 129, 172, 177, 215, 236, 258, 295, 344, 354, 430, 461, 472, 516, 590, 645, 708, 860, 885, 922, 1032, 1180, 1290, 1383, 1416, 1720, 1770, 1844, 2305, 2360, 2537, 2580, 2766, 3540, 3688, 4610, 5074, 5160, 5532, 6915, 7080, 7611, 9220, 10148, 11064, 12685, 13830, 15222, 18440, 19823, 20296, 25370, 27199, 27660, 30444, 38055, 39646, 50740, 54398, 55320, 59469, 60888, 76110, 79292, 81597, 99115, 101480, 108796, 118938, 135995, 152220, 158584, 163194, 198230, 217592, 237876, 271990, 297345, 304440, 326388, 396460, 407985, 475752, 543980, 594690, 652776, 792920, 815970, 1087960, 1169557, 1189380, 1631940, 2339114, 2378760, 3263880, 3508671, 4678228, 5847785, 7017342, 9356456, 11695570, 14034684, 17543355, 23391140, 28069368, 35086710, 46782280, 70173420, 140346840]

約数ペア:

[(1, 140346840), (2, 70173420), (3, 46782280), (4, 35086710), (5, 28069368), (6, 23391140), (8, 17543355), (10, 14034684), (12, 11695570), (15, 9356456), (20, 7017342), (24, 5847785), (30, 4678228), (40, 3508671), (43, 3263880), (59, 2378760), (60, 2339114), (86, 1631940), (118, 1189380), (120, 1169557), (129, 1087960), (172, 815970), (177, 792920), (215, 652776), (236, 594690), (258, 543980), (295, 475752), (344, 407985), (354, 396460), (430, 326388), (461, 304440), (472, 297345), (516, 271990), (590, 237876), (645, 217592), (708, 198230), (860, 163194), (885, 158584), (922, 152220), (1032, 135995), (1180, 118938), (1290, 108796), (1383, 101480), (1416, 99115), (1720, 81597), (1770, 79292), (1844, 76110), (2305, 60888), (2360, 59469), (2537, 55320), (2580, 54398), (2766, 50740), (3540, 39646), (3688, 38055), (4610, 30444), (5074, 27660), (5160, 27199), (5532, 25370), (6915, 20296), (7080, 19823), (7611, 18440), (9220, 15222), (10148, 13830), (11064, 12685)]