20078869680

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{557}}^1\times {\mathrm{5563}}^1$

素因数の和:6145

約数の個数: 200

約数和(自身を含む): 69874648272

約数和(自身を除く): 49795778592

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 557, 648, 720, 810, 1080, 1114, 1296, 1620, 1671, 2160, 2228, 2785, 3240, 3342, 4456, 5013, 5563, 5570, 6480, 6684, 8355, 8912, 10026, 11126, 11140, 13368, 15039, 16689, 16710, 20052, 22252, 22280, 25065, 26736, 27815, 30078, 33378, 33420, 40104, 44504, 44560, 45117, 50067, 50130, 55630, 60156, 66756, 66840, 75195, 80208, 83445, 89008, 90234, 100134, 100260, 111260, 120312, 133512, 133680, 150201, 150390, 166890, 180468, 200268, 200520, 222520, 225585, 240624, 250335, 267024, 300402, 300780, 333780, 360936, 400536, 401040, 445040, 450603, 451170, 500670, 600804, 601560, 667560, 721872, 751005, 801072, 901206, 902340, 1001340, 1201608, 1203120, 1335120, 1502010, 1802412, 1804680, 2002680, 2253015, 2403216, 3004020, 3098591, 3604824, 3609360, 4005360, 4506030, 6008040, 6197182, 7209648, 9012060, 9295773, 12016080, 12394364, 15492955, 18024120, 18591546, 24788728, 27887319, 30985910, 36048240, 37183092, 46478865, 49577456, 55774638, 61971820, 74366184, 83661957, 92957730, 111549276, 123943640, 139436595, 148732368, 167323914, 185915460, 223098552, 247887280, 250985871, 278873190, 334647828, 371830920, 418309785, 446197104, 501971742, 557746380, 669295656, 743661840, 836619570, 1003943484, 1115492760, 1254929355, 1338591312, 1673239140, 2007886968, 2230985520, 2509858710, 3346478280, 4015773936, 5019717420, 6692956560, 10039434840, 20078869680]

約数ペア:

[(1, 20078869680), (2, 10039434840), (3, 6692956560), (4, 5019717420), (5, 4015773936), (6, 3346478280), (8, 2509858710), (9, 2230985520), (10, 2007886968), (12, 1673239140), (15, 1338591312), (16, 1254929355), (18, 1115492760), (20, 1003943484), (24, 836619570), (27, 743661840), (30, 669295656), (36, 557746380), (40, 501971742), (45, 446197104), (48, 418309785), (54, 371830920), (60, 334647828), (72, 278873190), (80, 250985871), (81, 247887280), (90, 223098552), (108, 185915460), (120, 167323914), (135, 148732368), (144, 139436595), (162, 123943640), (180, 111549276), (216, 92957730), (240, 83661957), (270, 74366184), (324, 61971820), (360, 55774638), (405, 49577456), (432, 46478865), (540, 37183092), (557, 36048240), (648, 30985910), (720, 27887319), (810, 24788728), (1080, 18591546), (1114, 18024120), (1296, 15492955), (1620, 12394364), (1671, 12016080), (2160, 9295773), (2228, 9012060), (2785, 7209648), (3240, 6197182), (3342, 6008040), (4456, 4506030), (5013, 4005360), (5563, 3609360), (5570, 3604824), (6480, 3098591), (6684, 3004020), (8355, 2403216), (8912, 2253015), (10026, 2002680), (11126, 1804680), (11140, 1802412), (13368, 1502010), (15039, 1335120), (16689, 1203120), (16710, 1201608), (20052, 1001340), (22252, 902340), (22280, 901206), (25065, 801072), (26736, 751005), (27815, 721872), (30078, 667560), (33378, 601560), (33420, 600804), (40104, 500670), (44504, 451170), (44560, 450603), (45117, 445040), (50067, 401040), (50130, 400536), (55630, 360936), (60156, 333780), (66756, 300780), (66840, 300402), (75195, 267024), (80208, 250335), (83445, 240624), (89008, 225585), (90234, 222520), (100134, 200520), (100260, 200268), (111260, 180468), (120312, 166890), (133512, 150390), (133680, 150201)]