247347660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{2081}}^1$

素因数の和:2383

約数の個数: 96

約数和(自身を含む): 794691072

約数和(自身を除く): 547343412

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 283, 420, 566, 849, 1132, 1415, 1698, 1981, 2081, 2830, 3396, 3962, 4162, 4245, 5660, 5943, 6243, 7924, 8324, 8490, 9905, 10405, 11886, 12486, 14567, 16980, 19810, 20810, 23772, 24972, 29134, 29715, 31215, 39620, 41620, 43701, 58268, 59430, 62430, 72835, 87402, 118860, 124860, 145670, 174804, 218505, 291340, 437010, 588923, 874020, 1177846, 1766769, 2355692, 2944615, 3533538, 4122461, 5889230, 7067076, 8244922, 8833845, 11778460, 12367383, 16489844, 17667690, 20612305, 24734766, 35335380, 41224610, 49469532, 61836915, 82449220, 123673830, 247347660]

約数ペア:

[(1, 247347660), (2, 123673830), (3, 82449220), (4, 61836915), (5, 49469532), (6, 41224610), (7, 35335380), (10, 24734766), (12, 20612305), (14, 17667690), (15, 16489844), (20, 12367383), (21, 11778460), (28, 8833845), (30, 8244922), (35, 7067076), (42, 5889230), (60, 4122461), (70, 3533538), (84, 2944615), (105, 2355692), (140, 1766769), (210, 1177846), (283, 874020), (420, 588923), (566, 437010), (849, 291340), (1132, 218505), (1415, 174804), (1698, 145670), (1981, 124860), (2081, 118860), (2830, 87402), (3396, 72835), (3962, 62430), (4162, 59430), (4245, 58268), (5660, 43701), (5943, 41620), (6243, 39620), (7924, 31215), (8324, 29715), (8490, 29134), (9905, 24972), (10405, 23772), (11886, 20810), (12486, 19810), (14567, 16980)]