263761330

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{617}}^1$

素因数の和:859

約数の個数: 64

約数和(自身を含む): 563853312

約数和(自身を除く): 300091982

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 197, 217, 310, 394, 434, 617, 985, 1085, 1234, 1379, 1970, 2170, 2758, 3085, 4319, 6107, 6170, 6895, 8638, 12214, 13790, 19127, 21595, 30535, 38254, 42749, 43190, 61070, 85498, 95635, 121549, 133889, 191270, 213745, 243098, 267778, 427490, 607745, 669445, 850843, 1215490, 1338890, 1701686, 3768019, 4254215, 7536038, 8508430, 18840095, 26376133, 37680190, 52752266, 131880665, 263761330]

約数ペア:

[(1, 263761330), (2, 131880665), (5, 52752266), (7, 37680190), (10, 26376133), (14, 18840095), (31, 8508430), (35, 7536038), (62, 4254215), (70, 3768019), (155, 1701686), (197, 1338890), (217, 1215490), (310, 850843), (394, 669445), (434, 607745), (617, 427490), (985, 267778), (1085, 243098), (1234, 213745), (1379, 191270), (1970, 133889), (2170, 121549), (2758, 95635), (3085, 85498), (4319, 61070), (6107, 43190), (6170, 42749), (6895, 38254), (8638, 30535), (12214, 21595), (13790, 19127)]