260721780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{12743}}^1$

素因数の和:12797

約数の個数: 96

約数和(自身を含む): 822140928

約数和(自身を除く): 561419148

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 31, 33, 44, 55, 60, 62, 66, 93, 110, 124, 132, 155, 165, 186, 220, 310, 330, 341, 372, 465, 620, 660, 682, 930, 1023, 1364, 1705, 1860, 2046, 3410, 4092, 5115, 6820, 10230, 12743, 20460, 25486, 38229, 50972, 63715, 76458, 127430, 140173, 152916, 191145, 254860, 280346, 382290, 395033, 420519, 560692, 700865, 764580, 790066, 841038, 1185099, 1401730, 1580132, 1682076, 1975165, 2102595, 2370198, 2803460, 3950330, 4205190, 4345363, 4740396, 5925495, 7900660, 8410380, 8690726, 11850990, 13036089, 17381452, 21726815, 23701980, 26072178, 43453630, 52144356, 65180445, 86907260, 130360890, 260721780]

約数ペア:

[(1, 260721780), (2, 130360890), (3, 86907260), (4, 65180445), (5, 52144356), (6, 43453630), (10, 26072178), (11, 23701980), (12, 21726815), (15, 17381452), (20, 13036089), (22, 11850990), (30, 8690726), (31, 8410380), (33, 7900660), (44, 5925495), (55, 4740396), (60, 4345363), (62, 4205190), (66, 3950330), (93, 2803460), (110, 2370198), (124, 2102595), (132, 1975165), (155, 1682076), (165, 1580132), (186, 1401730), (220, 1185099), (310, 841038), (330, 790066), (341, 764580), (372, 700865), (465, 560692), (620, 420519), (660, 395033), (682, 382290), (930, 280346), (1023, 254860), (1364, 191145), (1705, 152916), (1860, 140173), (2046, 127430), (3410, 76458), (4092, 63715), (5115, 50972), (6820, 38229), (10230, 25486), (12743, 20460)]