74315640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{88471}}^1$

素因数の和:88492

約数の個数: 64

約数和(自身を含む): 254799360

約数和(自身を除く): 180483720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 88471, 176942, 265413, 353884, 442355, 530826, 619297, 707768, 884710, 1061652, 1238594, 1327065, 1769420, 1857891, 2123304, 2477188, 2654130, 3096485, 3538840, 3715782, 4954376, 5308260, 6192970, 7431564, 9289455, 10616520, 12385940, 14863128, 18578910, 24771880, 37157820, 74315640]

約数ペア:

[(1, 74315640), (2, 37157820), (3, 24771880), (4, 18578910), (5, 14863128), (6, 12385940), (7, 10616520), (8, 9289455), (10, 7431564), (12, 6192970), (14, 5308260), (15, 4954376), (20, 3715782), (21, 3538840), (24, 3096485), (28, 2654130), (30, 2477188), (35, 2123304), (40, 1857891), (42, 1769420), (56, 1327065), (60, 1238594), (70, 1061652), (84, 884710), (105, 707768), (120, 619297), (140, 530826), (168, 442355), (210, 353884), (280, 265413), (420, 176942), (840, 88471)]