55690440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1231}}^1$

素因数の和:1287

約数の個数: 128

約数和(自身を含む): 186278400

約数和(自身を除く): 130587960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 29, 30, 39, 40, 52, 58, 60, 65, 78, 87, 104, 116, 120, 130, 145, 156, 174, 195, 232, 260, 290, 312, 348, 377, 390, 435, 520, 580, 696, 754, 780, 870, 1131, 1160, 1231, 1508, 1560, 1740, 1885, 2262, 2462, 3016, 3480, 3693, 3770, 4524, 4924, 5655, 6155, 7386, 7540, 9048, 9848, 11310, 12310, 14772, 15080, 16003, 18465, 22620, 24620, 29544, 32006, 35699, 36930, 45240, 48009, 49240, 64012, 71398, 73860, 80015, 96018, 107097, 128024, 142796, 147720, 160030, 178495, 192036, 214194, 240045, 285592, 320060, 356990, 384072, 428388, 464087, 480090, 535485, 640120, 713980, 856776, 928174, 960180, 1070970, 1392261, 1427960, 1856348, 1920360, 2141940, 2320435, 2784522, 3712696, 4283880, 4640870, 5569044, 6961305, 9281740, 11138088, 13922610, 18563480, 27845220, 55690440]

約数ペア:

[(1, 55690440), (2, 27845220), (3, 18563480), (4, 13922610), (5, 11138088), (6, 9281740), (8, 6961305), (10, 5569044), (12, 4640870), (13, 4283880), (15, 3712696), (20, 2784522), (24, 2320435), (26, 2141940), (29, 1920360), (30, 1856348), (39, 1427960), (40, 1392261), (52, 1070970), (58, 960180), (60, 928174), (65, 856776), (78, 713980), (87, 640120), (104, 535485), (116, 480090), (120, 464087), (130, 428388), (145, 384072), (156, 356990), (174, 320060), (195, 285592), (232, 240045), (260, 214194), (290, 192036), (312, 178495), (348, 160030), (377, 147720), (390, 142796), (435, 128024), (520, 107097), (580, 96018), (696, 80015), (754, 73860), (780, 71398), (870, 64012), (1131, 49240), (1160, 48009), (1231, 45240), (1508, 36930), (1560, 35699), (1740, 32006), (1885, 29544), (2262, 24620), (2462, 22620), (3016, 18465), (3480, 16003), (3693, 15080), (3770, 14772), (4524, 12310), (4924, 11310), (5655, 9848), (6155, 9048), (7386, 7540)]