77177940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{26251}}^1$

素因数の和:26277

約数の個数: 72

約数和(自身を含む): 251389152

約数和(自身を除く): 174211212

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, 26251, 52502, 78753, 105004, 131255, 157506, 183757, 262510, 315012, 367514, 393765, 525020, 551271, 735028, 787530, 918785, 1102542, 1286299, 1575060, 1837570, 2205084, 2572598, 2756355, 3675140, 3858897, 5145196, 5512710, 6431495, 7717794, 11025420, 12862990, 15435588, 19294485, 25725980, 38588970, 77177940]

約数ペア:

[(1, 77177940), (2, 38588970), (3, 25725980), (4, 19294485), (5, 15435588), (6, 12862990), (7, 11025420), (10, 7717794), (12, 6431495), (14, 5512710), (15, 5145196), (20, 3858897), (21, 3675140), (28, 2756355), (30, 2572598), (35, 2205084), (42, 1837570), (49, 1575060), (60, 1286299), (70, 1102542), (84, 918785), (98, 787530), (105, 735028), (140, 551271), (147, 525020), (196, 393765), (210, 367514), (245, 315012), (294, 262510), (420, 183757), (490, 157506), (588, 131255), (735, 105004), (980, 78753), (1470, 52502), (2940, 26251)]