90701730

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{143971}}^1$

素因数の和:143991

約数の個数: 48

約数和(自身を含む): 269515584

約数和(自身を除く): 178813854

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 143971, 287942, 431913, 719855, 863826, 1007797, 1295739, 1439710, 2015594, 2159565, 2591478, 3023391, 4319130, 5038985, 6046782, 6478695, 9070173, 10077970, 12957390, 15116955, 18140346, 30233910, 45350865, 90701730]

約数ペア:

[(1, 90701730), (2, 45350865), (3, 30233910), (5, 18140346), (6, 15116955), (7, 12957390), (9, 10077970), (10, 9070173), (14, 6478695), (15, 6046782), (18, 5038985), (21, 4319130), (30, 3023391), (35, 2591478), (42, 2159565), (45, 2015594), (63, 1439710), (70, 1295739), (90, 1007797), (105, 863826), (126, 719855), (210, 431913), (315, 287942), (630, 143971)]