222125820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{75553}}^1$

素因数の和:75579

約数の個数: 72

約数和(自身を含む): 723505104

約数和(自身を除く): 501379284

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, 75553, 151106, 226659, 302212, 377765, 453318, 528871, 755530, 906636, 1057742, 1133295, 1511060, 1586613, 2115484, 2266590, 2644355, 3173226, 3702097, 4533180, 5288710, 6346452, 7404194, 7933065, 10577420, 11106291, 14808388, 15866130, 18510485, 22212582, 31732260, 37020970, 44425164, 55531455, 74041940, 111062910, 222125820]

約数ペア:

[(1, 222125820), (2, 111062910), (3, 74041940), (4, 55531455), (5, 44425164), (6, 37020970), (7, 31732260), (10, 22212582), (12, 18510485), (14, 15866130), (15, 14808388), (20, 11106291), (21, 10577420), (28, 7933065), (30, 7404194), (35, 6346452), (42, 5288710), (49, 4533180), (60, 3702097), (70, 3173226), (84, 2644355), (98, 2266590), (105, 2115484), (140, 1586613), (147, 1511060), (196, 1133295), (210, 1057742), (245, 906636), (294, 755530), (420, 528871), (490, 453318), (588, 377765), (735, 302212), (980, 226659), (1470, 151106), (2940, 75553)]