199445820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{577}}^1\times {\mathrm{823}}^1$

素因数の和:1419

約数の個数: 96

約数和(自身を含む): 640109568

約数和(自身を除く): 440663748

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 577, 823, 1154, 1646, 1731, 2308, 2469, 2885, 3292, 3462, 4039, 4115, 4938, 5761, 5770, 6924, 8078, 8230, 8655, 9876, 11522, 11540, 12117, 12345, 16156, 16460, 17283, 17310, 20195, 23044, 24234, 24690, 28805, 34566, 34620, 40390, 48468, 49380, 57610, 60585, 69132, 80780, 86415, 115220, 121170, 172830, 242340, 345660, 474871, 949742, 1424613, 1899484, 2374355, 2849226, 3324097, 4748710, 5698452, 6648194, 7123065, 9497420, 9972291, 13296388, 14246130, 16620485, 19944582, 28492260, 33240970, 39889164, 49861455, 66481940, 99722910, 199445820]

約数ペア:

[(1, 199445820), (2, 99722910), (3, 66481940), (4, 49861455), (5, 39889164), (6, 33240970), (7, 28492260), (10, 19944582), (12, 16620485), (14, 14246130), (15, 13296388), (20, 9972291), (21, 9497420), (28, 7123065), (30, 6648194), (35, 5698452), (42, 4748710), (60, 3324097), (70, 2849226), (84, 2374355), (105, 1899484), (140, 1424613), (210, 949742), (420, 474871), (577, 345660), (823, 242340), (1154, 172830), (1646, 121170), (1731, 115220), (2308, 86415), (2469, 80780), (2885, 69132), (3292, 60585), (3462, 57610), (4039, 49380), (4115, 48468), (4938, 40390), (5761, 34620), (5770, 34566), (6924, 28805), (8078, 24690), (8230, 24234), (8655, 23044), (9876, 20195), (11522, 17310), (11540, 17283), (12117, 16460), (12345, 16156)]