451998903120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1997}}^1\times {\mathrm{943079}}^1$

素因数の和:945092

約数の個数: 80

約数和(自身を含む): 1401899736960

約数和(自身を除く): 949900833840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1997, 3994, 5991, 7988, 9985, 11982, 15976, 19970, 23964, 29955, 31952, 39940, 47928, 59910, 79880, 95856, 119820, 159760, 239640, 479280, 943079, 1886158, 2829237, 3772316, 4715395, 5658474, 7544632, 9430790, 11316948, 14146185, 15089264, 18861580, 22633896, 28292370, 37723160, 45267792, 56584740, 75446320, 113169480, 226338960, 1883328763, 3766657526, 5649986289, 7533315052, 9416643815, 11299972578, 15066630104, 18833287630, 22599945156, 28249931445, 30133260208, 37666575260, 45199890312, 56499862890, 75333150520, 90399780624, 112999725780, 150666301040, 225999451560, 451998903120]

約数ペア:

[(1, 451998903120), (2, 225999451560), (3, 150666301040), (4, 112999725780), (5, 90399780624), (6, 75333150520), (8, 56499862890), (10, 45199890312), (12, 37666575260), (15, 30133260208), (16, 28249931445), (20, 22599945156), (24, 18833287630), (30, 15066630104), (40, 11299972578), (48, 9416643815), (60, 7533315052), (80, 5649986289), (120, 3766657526), (240, 1883328763), (1997, 226338960), (3994, 113169480), (5991, 75446320), (7988, 56584740), (9985, 45267792), (11982, 37723160), (15976, 28292370), (19970, 22633896), (23964, 18861580), (29955, 15089264), (31952, 14146185), (39940, 11316948), (47928, 9430790), (59910, 7544632), (79880, 5658474), (95856, 4715395), (119820, 3772316), (159760, 2829237), (239640, 1886158), (479280, 943079)]