55480740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{167}}^1$

素因数の和:306

約数の個数: 144

約数和(自身を含む): 183399552

約数和(自身を除く): 127918812

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 113, 140, 147, 167, 196, 210, 226, 245, 294, 334, 339, 420, 452, 490, 501, 565, 588, 668, 678, 735, 791, 835, 980, 1002, 1130, 1169, 1356, 1470, 1582, 1670, 1695, 2004, 2260, 2338, 2373, 2505, 2940, 3164, 3340, 3390, 3507, 3955, 4676, 4746, 5010, 5537, 5845, 6780, 7014, 7910, 8183, 9492, 10020, 11074, 11690, 11865, 14028, 15820, 16366, 16611, 17535, 18871, 22148, 23380, 23730, 24549, 27685, 32732, 33222, 35070, 37742, 40915, 47460, 49098, 55370, 56613, 66444, 70140, 75484, 81830, 83055, 94355, 98196, 110740, 113226, 122745, 132097, 163660, 166110, 188710, 226452, 245490, 264194, 283065, 332220, 377420, 396291, 490980, 528388, 566130, 660485, 792582, 924679, 1132260, 1320970, 1585164, 1849358, 1981455, 2641940, 2774037, 3698716, 3962910, 4623395, 5548074, 7925820, 9246790, 11096148, 13870185, 18493580, 27740370, 55480740]

約数ペア:

[(1, 55480740), (2, 27740370), (3, 18493580), (4, 13870185), (5, 11096148), (6, 9246790), (7, 7925820), (10, 5548074), (12, 4623395), (14, 3962910), (15, 3698716), (20, 2774037), (21, 2641940), (28, 1981455), (30, 1849358), (35, 1585164), (42, 1320970), (49, 1132260), (60, 924679), (70, 792582), (84, 660485), (98, 566130), (105, 528388), (113, 490980), (140, 396291), (147, 377420), (167, 332220), (196, 283065), (210, 264194), (226, 245490), (245, 226452), (294, 188710), (334, 166110), (339, 163660), (420, 132097), (452, 122745), (490, 113226), (501, 110740), (565, 98196), (588, 94355), (668, 83055), (678, 81830), (735, 75484), (791, 70140), (835, 66444), (980, 56613), (1002, 55370), (1130, 49098), (1169, 47460), (1356, 40915), (1470, 37742), (1582, 35070), (1670, 33222), (1695, 32732), (2004, 27685), (2260, 24549), (2338, 23730), (2373, 23380), (2505, 22148), (2940, 18871), (3164, 17535), (3340, 16611), (3390, 16366), (3507, 15820), (3955, 14028), (4676, 11865), (4746, 11690), (5010, 11074), (5537, 10020), (5845, 9492), (6780, 8183), (7014, 7910)]