1960528920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{5879}}^1$

素因数の和:6297

約数の個数: 128

約数和(自身を含む): 6739891200

約数和(自身を除く): 4779362280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 397, 420, 794, 840, 1191, 1588, 1985, 2382, 2779, 3176, 3970, 4764, 5558, 5879, 5955, 7940, 8337, 9528, 11116, 11758, 11910, 13895, 15880, 16674, 17637, 22232, 23516, 23820, 27790, 29395, 33348, 35274, 41153, 41685, 47032, 47640, 55580, 58790, 66696, 70548, 82306, 83370, 88185, 111160, 117580, 123459, 141096, 164612, 166740, 176370, 205765, 235160, 246918, 329224, 333480, 352740, 411530, 493836, 617295, 705480, 823060, 987672, 1234590, 1646120, 2333963, 2469180, 4667926, 4938360, 7001889, 9335852, 11669815, 14003778, 16337741, 18671704, 23339630, 28007556, 32675482, 35009445, 46679260, 49013223, 56015112, 65350964, 70018890, 81688705, 93358520, 98026446, 130701928, 140037780, 163377410, 196052892, 245066115, 280075560, 326754820, 392105784, 490132230, 653509640, 980264460, 1960528920]

約数ペア:

[(1, 1960528920), (2, 980264460), (3, 653509640), (4, 490132230), (5, 392105784), (6, 326754820), (7, 280075560), (8, 245066115), (10, 196052892), (12, 163377410), (14, 140037780), (15, 130701928), (20, 98026446), (21, 93358520), (24, 81688705), (28, 70018890), (30, 65350964), (35, 56015112), (40, 49013223), (42, 46679260), (56, 35009445), (60, 32675482), (70, 28007556), (84, 23339630), (105, 18671704), (120, 16337741), (140, 14003778), (168, 11669815), (210, 9335852), (280, 7001889), (397, 4938360), (420, 4667926), (794, 2469180), (840, 2333963), (1191, 1646120), (1588, 1234590), (1985, 987672), (2382, 823060), (2779, 705480), (3176, 617295), (3970, 493836), (4764, 411530), (5558, 352740), (5879, 333480), (5955, 329224), (7940, 246918), (8337, 235160), (9528, 205765), (11116, 176370), (11758, 166740), (11910, 164612), (13895, 141096), (15880, 123459), (16674, 117580), (17637, 111160), (22232, 88185), (23516, 83370), (23820, 82306), (27790, 70548), (29395, 66696), (33348, 58790), (35274, 55580), (41153, 47640), (41685, 47032)]