61015440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:245

約数の個数: 160

約数和(自身を含む): 199987200

約数和(自身を除く): 138971760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 59, 60, 62, 80, 93, 118, 120, 124, 139, 155, 177, 186, 236, 240, 248, 278, 295, 310, 354, 372, 417, 465, 472, 496, 556, 590, 620, 695, 708, 744, 834, 885, 930, 944, 1112, 1180, 1240, 1390, 1416, 1488, 1668, 1770, 1829, 1860, 2085, 2224, 2360, 2480, 2780, 2832, 3336, 3540, 3658, 3720, 4170, 4309, 4720, 5487, 5560, 6672, 7080, 7316, 7440, 8201, 8340, 8618, 9145, 10974, 11120, 12927, 14160, 14632, 16402, 16680, 17236, 18290, 21545, 21948, 24603, 25854, 27435, 29264, 32804, 33360, 34472, 36580, 41005, 43090, 43896, 49206, 51708, 54870, 64635, 65608, 68944, 73160, 82010, 86180, 87792, 98412, 103416, 109740, 123015, 129270, 131216, 146320, 164020, 172360, 196824, 206832, 219480, 246030, 254231, 258540, 328040, 344720, 393648, 438960, 492060, 508462, 517080, 656080, 762693, 984120, 1016924, 1034160, 1271155, 1525386, 1968240, 2033848, 2542310, 3050772, 3813465, 4067696, 5084620, 6101544, 7626930, 10169240, 12203088, 15253860, 20338480, 30507720, 61015440]

約数ペア:

[(1, 61015440), (2, 30507720), (3, 20338480), (4, 15253860), (5, 12203088), (6, 10169240), (8, 7626930), (10, 6101544), (12, 5084620), (15, 4067696), (16, 3813465), (20, 3050772), (24, 2542310), (30, 2033848), (31, 1968240), (40, 1525386), (48, 1271155), (59, 1034160), (60, 1016924), (62, 984120), (80, 762693), (93, 656080), (118, 517080), (120, 508462), (124, 492060), (139, 438960), (155, 393648), (177, 344720), (186, 328040), (236, 258540), (240, 254231), (248, 246030), (278, 219480), (295, 206832), (310, 196824), (354, 172360), (372, 164020), (417, 146320), (465, 131216), (472, 129270), (496, 123015), (556, 109740), (590, 103416), (620, 98412), (695, 87792), (708, 86180), (744, 82010), (834, 73160), (885, 68944), (930, 65608), (944, 64635), (1112, 54870), (1180, 51708), (1240, 49206), (1390, 43896), (1416, 43090), (1488, 41005), (1668, 36580), (1770, 34472), (1829, 33360), (1860, 32804), (2085, 29264), (2224, 27435), (2360, 25854), (2480, 24603), (2780, 21948), (2832, 21545), (3336, 18290), (3540, 17236), (3658, 16680), (3720, 16402), (4170, 14632), (4309, 14160), (4720, 12927), (5487, 11120), (5560, 10974), (6672, 9145), (7080, 8618), (7316, 8340), (7440, 8201)]