248817420

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{51197}}^1$

素因数の和:51221

約数の個数: 72

約数和(自身を含む): 782715024

約数和(自身を除く): 533897604

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4860, 51197, 102394, 153591, 204788, 255985, 307182, 460773, 511970, 614364, 767955, 921546, 1023940, 1382319, 1535910, 1843092, 2303865, 2764638, 3071820, 4146957, 4607730, 5529276, 6911595, 8293914, 9215460, 12440871, 13823190, 16587828, 20734785, 24881742, 27646380, 41469570, 49763484, 62204355, 82939140, 124408710, 248817420]

約数ペア:

[(1, 248817420), (2, 124408710), (3, 82939140), (4, 62204355), (5, 49763484), (6, 41469570), (9, 27646380), (10, 24881742), (12, 20734785), (15, 16587828), (18, 13823190), (20, 12440871), (27, 9215460), (30, 8293914), (36, 6911595), (45, 5529276), (54, 4607730), (60, 4146957), (81, 3071820), (90, 2764638), (108, 2303865), (135, 1843092), (162, 1535910), (180, 1382319), (243, 1023940), (270, 921546), (324, 767955), (405, 614364), (486, 511970), (540, 460773), (810, 307182), (972, 255985), (1215, 204788), (1620, 153591), (2430, 102394), (4860, 51197)]