42428280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2699}}^1$

素因数の和:2844

約数の個数: 64

約数和(自身を含む): 128304000

約数和(自身を除く): 85875720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 131, 262, 393, 524, 655, 786, 1048, 1310, 1572, 1965, 2620, 2699, 3144, 3930, 5240, 5398, 7860, 8097, 10796, 13495, 15720, 16194, 21592, 26990, 32388, 40485, 53980, 64776, 80970, 107960, 161940, 323880, 353569, 707138, 1060707, 1414276, 1767845, 2121414, 2828552, 3535690, 4242828, 5303535, 7071380, 8485656, 10607070, 14142760, 21214140, 42428280]

約数ペア:

[(1, 42428280), (2, 21214140), (3, 14142760), (4, 10607070), (5, 8485656), (6, 7071380), (8, 5303535), (10, 4242828), (12, 3535690), (15, 2828552), (20, 2121414), (24, 1767845), (30, 1414276), (40, 1060707), (60, 707138), (120, 353569), (131, 323880), (262, 161940), (393, 107960), (524, 80970), (655, 64776), (786, 53980), (1048, 40485), (1310, 32388), (1572, 26990), (1965, 21592), (2620, 16194), (2699, 15720), (3144, 13495), (3930, 10796), (5240, 8097), (5398, 7860)]