1913127720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{15083}}^1$

素因数の和:15255

約数の個数: 128

約数和(自身を含む): 6603171840

約数和(自身を除く): 4690044120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 151, 168, 210, 280, 302, 420, 453, 604, 755, 840, 906, 1057, 1208, 1510, 1812, 2114, 2265, 3020, 3171, 3624, 4228, 4530, 5285, 6040, 6342, 8456, 9060, 10570, 12684, 15083, 15855, 18120, 21140, 25368, 30166, 31710, 42280, 45249, 60332, 63420, 75415, 90498, 105581, 120664, 126840, 150830, 180996, 211162, 226245, 301660, 316743, 361992, 422324, 452490, 527905, 603320, 633486, 844648, 904980, 1055810, 1266972, 1583715, 1809960, 2111620, 2277533, 2533944, 3167430, 4223240, 4555066, 6334860, 6832599, 9110132, 11387665, 12669720, 13665198, 15942731, 18220264, 22775330, 27330396, 31885462, 34162995, 45550660, 47828193, 54660792, 63770924, 68325990, 79713655, 91101320, 95656386, 127541848, 136651980, 159427310, 191312772, 239140965, 273303960, 318854620, 382625544, 478281930, 637709240, 956563860, 1913127720]

約数ペア:

[(1, 1913127720), (2, 956563860), (3, 637709240), (4, 478281930), (5, 382625544), (6, 318854620), (7, 273303960), (8, 239140965), (10, 191312772), (12, 159427310), (14, 136651980), (15, 127541848), (20, 95656386), (21, 91101320), (24, 79713655), (28, 68325990), (30, 63770924), (35, 54660792), (40, 47828193), (42, 45550660), (56, 34162995), (60, 31885462), (70, 27330396), (84, 22775330), (105, 18220264), (120, 15942731), (140, 13665198), (151, 12669720), (168, 11387665), (210, 9110132), (280, 6832599), (302, 6334860), (420, 4555066), (453, 4223240), (604, 3167430), (755, 2533944), (840, 2277533), (906, 2111620), (1057, 1809960), (1208, 1583715), (1510, 1266972), (1812, 1055810), (2114, 904980), (2265, 844648), (3020, 633486), (3171, 603320), (3624, 527905), (4228, 452490), (4530, 422324), (5285, 361992), (6040, 316743), (6342, 301660), (8456, 226245), (9060, 211162), (10570, 180996), (12684, 150830), (15083, 126840), (15855, 120664), (18120, 105581), (21140, 90498), (25368, 75415), (30166, 63420), (31710, 60332), (42280, 45249)]