1561145040

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23827}}^1$

素因数の和:23866

約数の個数: 240

約数和(自身を含む): 6453003648

約数和(自身を除く): 4891858608

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 104, 105, 112, 117, 120, 126, 130, 140, 144, 156, 168, 180, 182, 195, 208, 210, 234, 240, 252, 260, 273, 280, 312, 315, 336, 360, 364, 390, 420, 455, 468, 504, 520, 546, 560, 585, 624, 630, 720, 728, 780, 819, 840, 910, 936, 1008, 1040, 1092, 1170, 1260, 1365, 1456, 1560, 1638, 1680, 1820, 1872, 2184, 2340, 2520, 2730, 3120, 3276, 3640, 4095, 4368, 4680, 5040, 5460, 6552, 7280, 8190, 9360, 10920, 13104, 16380, 21840, 23827, 32760, 47654, 65520, 71481, 95308, 119135, 142962, 166789, 190616, 214443, 238270, 285924, 309751, 333578, 357405, 381232, 428886, 476540, 500367, 571848, 619502, 667156, 714810, 833945, 857772, 929253, 953080, 1000734, 1072215, 1143696, 1239004, 1334312, 1429620, 1501101, 1548755, 1667890, 1715544, 1858506, 1906160, 2001468, 2144430, 2168257, 2478008, 2501835, 2668624, 2787759, 2859240, 3002202, 3097510, 3335780, 3431088, 3717012, 4002936, 4288860, 4336514, 4646265, 4956016, 5003670, 5575518, 5718480, 6004404, 6195020, 6504771, 6671560, 7434024, 7505505, 8005872, 8577720, 8673028, 9292530, 10007340, 10841285, 11151036, 12008808, 12390040, 13009542, 13343120, 13938795, 14868048, 15011010, 17155440, 17346056, 18585060, 19514313, 20014680, 21682570, 22302072, 24017616, 24780080, 26019084, 27877590, 30022020, 32523855, 34692112, 37170120, 39028626, 40029360, 43365140, 44604144, 52038168, 55755180, 60044040, 65047710, 74340240, 78057252, 86730280, 97571565, 104076336, 111510360, 120088080, 130095420, 156114504, 173460560, 195143130, 223020720, 260190840, 312229008, 390286260, 520381680, 780572520, 1561145040]

約数ペア:

[(1, 1561145040), (2, 780572520), (3, 520381680), (4, 390286260), (5, 312229008), (6, 260190840), (7, 223020720), (8, 195143130), (9, 173460560), (10, 156114504), (12, 130095420), (13, 120088080), (14, 111510360), (15, 104076336), (16, 97571565), (18, 86730280), (20, 78057252), (21, 74340240), (24, 65047710), (26, 60044040), (28, 55755180), (30, 52038168), (35, 44604144), (36, 43365140), (39, 40029360), (40, 39028626), (42, 37170120), (45, 34692112), (48, 32523855), (52, 30022020), (56, 27877590), (60, 26019084), (63, 24780080), (65, 24017616), (70, 22302072), (72, 21682570), (78, 20014680), (80, 19514313), (84, 18585060), (90, 17346056), (91, 17155440), (104, 15011010), (105, 14868048), (112, 13938795), (117, 13343120), (120, 13009542), (126, 12390040), (130, 12008808), (140, 11151036), (144, 10841285), (156, 10007340), (168, 9292530), (180, 8673028), (182, 8577720), (195, 8005872), (208, 7505505), (210, 7434024), (234, 6671560), (240, 6504771), (252, 6195020), (260, 6004404), (273, 5718480), (280, 5575518), (312, 5003670), (315, 4956016), (336, 4646265), (360, 4336514), (364, 4288860), (390, 4002936), (420, 3717012), (455, 3431088), (468, 3335780), (504, 3097510), (520, 3002202), (546, 2859240), (560, 2787759), (585, 2668624), (624, 2501835), (630, 2478008), (720, 2168257), (728, 2144430), (780, 2001468), (819, 1906160), (840, 1858506), (910, 1715544), (936, 1667890), (1008, 1548755), (1040, 1501101), (1092, 1429620), (1170, 1334312), (1260, 1239004), (1365, 1143696), (1456, 1072215), (1560, 1000734), (1638, 953080), (1680, 929253), (1820, 857772), (1872, 833945), (2184, 714810), (2340, 667156), (2520, 619502), (2730, 571848), (3120, 500367), (3276, 476540), (3640, 428886), (4095, 381232), (4368, 357405), (4680, 333578), (5040, 309751), (5460, 285924), (6552, 238270), (7280, 214443), (8190, 190616), (9360, 166789), (10920, 142962), (13104, 119135), (16380, 95308), (21840, 71481), (23827, 65520), (32760, 47654)]