826215720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{331}}^1$

素因数の和:448

約数の個数: 256

約数和(自身を含む): 2845532160

約数和(自身を除く): 2019316440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 31, 33, 40, 44, 55, 60, 61, 62, 66, 88, 93, 110, 120, 122, 124, 132, 155, 165, 183, 186, 220, 244, 248, 264, 305, 310, 330, 331, 341, 366, 372, 440, 465, 488, 610, 620, 660, 662, 671, 682, 732, 744, 915, 930, 993, 1023, 1220, 1240, 1320, 1324, 1342, 1364, 1464, 1655, 1705, 1830, 1860, 1891, 1986, 2013, 2046, 2440, 2648, 2684, 2728, 3310, 3355, 3410, 3641, 3660, 3720, 3782, 3972, 4026, 4092, 4965, 5115, 5368, 5673, 6620, 6710, 6820, 7282, 7320, 7564, 7944, 8052, 8184, 9455, 9930, 10065, 10230, 10261, 10923, 11346, 13240, 13420, 13640, 14564, 15128, 16104, 18205, 18910, 19860, 20130, 20191, 20460, 20522, 20801, 21846, 22692, 26840, 28365, 29128, 30783, 36410, 37820, 39720, 40260, 40382, 40920, 41044, 41602, 43692, 45384, 51305, 54615, 56730, 60573, 61566, 62403, 72820, 75640, 80520, 80764, 82088, 83204, 87384, 100955, 102610, 104005, 109230, 112871, 113460, 121146, 123132, 124806, 145640, 153915, 161528, 166408, 201910, 205220, 208010, 218460, 222101, 225742, 226920, 242292, 246264, 249612, 302865, 307830, 312015, 338613, 403820, 410440, 416020, 436920, 444202, 451484, 484584, 499224, 564355, 605730, 615660, 624030, 625921, 666303, 677226, 807640, 832040, 888404, 902968, 1110505, 1128710, 1211460, 1231320, 1248060, 1251842, 1332606, 1354452, 1693065, 1776808, 1877763, 2221010, 2257420, 2422920, 2496120, 2503684, 2665212, 2708904, 3129605, 3331515, 3386130, 3755526, 4442020, 4514840, 5007368, 5330424, 6259210, 6663030, 6772260, 6885131, 7511052, 8884040, 9388815, 12518420, 13326060, 13544520, 13770262, 15022104, 18777630, 20655393, 25036840, 26652120, 27540524, 34425655, 37555260, 41310786, 55081048, 68851310, 75110520, 82621572, 103276965, 137702620, 165243144, 206553930, 275405240, 413107860, 826215720]

約数ペア:

[(1, 826215720), (2, 413107860), (3, 275405240), (4, 206553930), (5, 165243144), (6, 137702620), (8, 103276965), (10, 82621572), (11, 75110520), (12, 68851310), (15, 55081048), (20, 41310786), (22, 37555260), (24, 34425655), (30, 27540524), (31, 26652120), (33, 25036840), (40, 20655393), (44, 18777630), (55, 15022104), (60, 13770262), (61, 13544520), (62, 13326060), (66, 12518420), (88, 9388815), (93, 8884040), (110, 7511052), (120, 6885131), (122, 6772260), (124, 6663030), (132, 6259210), (155, 5330424), (165, 5007368), (183, 4514840), (186, 4442020), (220, 3755526), (244, 3386130), (248, 3331515), (264, 3129605), (305, 2708904), (310, 2665212), (330, 2503684), (331, 2496120), (341, 2422920), (366, 2257420), (372, 2221010), (440, 1877763), (465, 1776808), (488, 1693065), (610, 1354452), (620, 1332606), (660, 1251842), (662, 1248060), (671, 1231320), (682, 1211460), (732, 1128710), (744, 1110505), (915, 902968), (930, 888404), (993, 832040), (1023, 807640), (1220, 677226), (1240, 666303), (1320, 625921), (1324, 624030), (1342, 615660), (1364, 605730), (1464, 564355), (1655, 499224), (1705, 484584), (1830, 451484), (1860, 444202), (1891, 436920), (1986, 416020), (2013, 410440), (2046, 403820), (2440, 338613), (2648, 312015), (2684, 307830), (2728, 302865), (3310, 249612), (3355, 246264), (3410, 242292), (3641, 226920), (3660, 225742), (3720, 222101), (3782, 218460), (3972, 208010), (4026, 205220), (4092, 201910), (4965, 166408), (5115, 161528), (5368, 153915), (5673, 145640), (6620, 124806), (6710, 123132), (6820, 121146), (7282, 113460), (7320, 112871), (7564, 109230), (7944, 104005), (8052, 102610), (8184, 100955), (9455, 87384), (9930, 83204), (10065, 82088), (10230, 80764), (10261, 80520), (10923, 75640), (11346, 72820), (13240, 62403), (13420, 61566), (13640, 60573), (14564, 56730), (15128, 54615), (16104, 51305), (18205, 45384), (18910, 43692), (19860, 41602), (20130, 41044), (20191, 40920), (20460, 40382), (20522, 40260), (20801, 39720), (21846, 37820), (22692, 36410), (26840, 30783), (28365, 29128)]