280716780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{4079}}^1$

素因数の和:4159

約数の個数: 96

約数和(自身を含む): 833495040

約数和(自身を除く): 552778260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 37, 60, 62, 74, 93, 111, 124, 148, 155, 185, 186, 222, 310, 370, 372, 444, 465, 555, 620, 740, 930, 1110, 1147, 1860, 2220, 2294, 3441, 4079, 4588, 5735, 6882, 8158, 11470, 12237, 13764, 16316, 17205, 20395, 22940, 24474, 34410, 40790, 48948, 61185, 68820, 81580, 122370, 126449, 150923, 244740, 252898, 301846, 379347, 452769, 505796, 603692, 632245, 754615, 758694, 905538, 1264490, 1509230, 1517388, 1811076, 1896735, 2263845, 2528980, 3018460, 3793470, 4527690, 4678613, 7586940, 9055380, 9357226, 14035839, 18714452, 23393065, 28071678, 46786130, 56143356, 70179195, 93572260, 140358390, 280716780]

約数ペア:

[(1, 280716780), (2, 140358390), (3, 93572260), (4, 70179195), (5, 56143356), (6, 46786130), (10, 28071678), (12, 23393065), (15, 18714452), (20, 14035839), (30, 9357226), (31, 9055380), (37, 7586940), (60, 4678613), (62, 4527690), (74, 3793470), (93, 3018460), (111, 2528980), (124, 2263845), (148, 1896735), (155, 1811076), (185, 1517388), (186, 1509230), (222, 1264490), (310, 905538), (370, 758694), (372, 754615), (444, 632245), (465, 603692), (555, 505796), (620, 452769), (740, 379347), (930, 301846), (1110, 252898), (1147, 244740), (1860, 150923), (2220, 126449), (2294, 122370), (3441, 81580), (4079, 68820), (4588, 61185), (5735, 48948), (6882, 40790), (8158, 34410), (11470, 24474), (12237, 22940), (13764, 20395), (16316, 17205)]