77136780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{26237}}^1$

素因数の和:26263

約数の個数: 72

約数和(自身を含む): 251255088

約数和(自身を除く): 174118308

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 26237, 52474, 78711, 104948, 131185, 157422, 183659, 262370, 314844, 367318, 393555, 524740, 550977, 734636, 787110, 918295, 1101954, 1285613, 1574220, 1836590, 2203908, 2571226, 2754885, 3673180, 3856839, 5142452, 5509770, 6428065, 7713678, 11019540, 12856130, 15427356, 19284195, 25712260, 38568390, 77136780]

約数ペア:

[(1, 77136780), (2, 38568390), (3, 25712260), (4, 19284195), (5, 15427356), (6, 12856130), (7, 11019540), (10, 7713678), (12, 6428065), (14, 5509770), (15, 5142452), (20, 3856839), (21, 3673180), (28, 2754885), (30, 2571226), (35, 2203908), (42, 1836590), (49, 1574220), (60, 1285613), (70, 1101954), (84, 918295), (98, 787110), (105, 734636), (140, 550977), (147, 524740), (196, 393555), (210, 367318), (245, 314844), (294, 262370), (420, 183659), (490, 157422), (588, 131185), (735, 104948), (980, 78711), (1470, 52474), (2940, 26237)]