204215760

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{40519}}^1$

素因数の和:40545

約数の個数: 120

約数和(自身を含む): 783818880

約数和(自身を除く): 579603120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 40519, 81038, 121557, 162076, 202595, 243114, 283633, 324152, 364671, 405190, 486228, 567266, 607785, 648304, 729342, 810380, 850899, 972456, 1134532, 1215570, 1418165, 1458684, 1620760, 1701798, 1823355, 1944912, 2269064, 2431140, 2552697, 2836330, 2917368, 3241520, 3403596, 3646710, 4254495, 4538128, 4862280, 5105394, 5672660, 5834736, 6807192, 7293420, 8508990, 9724560, 10210788, 11345320, 12763485, 13614384, 14586840, 17017980, 20421576, 22690640, 25526970, 29173680, 34035960, 40843152, 51053940, 68071920, 102107880, 204215760]

約数ペア:

[(1, 204215760), (2, 102107880), (3, 68071920), (4, 51053940), (5, 40843152), (6, 34035960), (7, 29173680), (8, 25526970), (9, 22690640), (10, 20421576), (12, 17017980), (14, 14586840), (15, 13614384), (16, 12763485), (18, 11345320), (20, 10210788), (21, 9724560), (24, 8508990), (28, 7293420), (30, 6807192), (35, 5834736), (36, 5672660), (40, 5105394), (42, 4862280), (45, 4538128), (48, 4254495), (56, 3646710), (60, 3403596), (63, 3241520), (70, 2917368), (72, 2836330), (80, 2552697), (84, 2431140), (90, 2269064), (105, 1944912), (112, 1823355), (120, 1701798), (126, 1620760), (140, 1458684), (144, 1418165), (168, 1215570), (180, 1134532), (210, 972456), (240, 850899), (252, 810380), (280, 729342), (315, 648304), (336, 607785), (360, 567266), (420, 486228), (504, 405190), (560, 364671), (630, 324152), (720, 283633), (840, 243114), (1008, 202595), (1260, 162076), (1680, 121557), (2520, 81038), (5040, 40519)]