18180960

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{773}}^1$

素因数の和:805

約数の個数: 144

約数和(自身を含む): 66706416

約数和(自身を除く): 48525456

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 773, 784, 840, 980, 1120, 1176, 1470, 1546, 1568, 1680, 1960, 2319, 2352, 2940, 3092, 3360, 3865, 3920, 4638, 4704, 5411, 5880, 6184, 7730, 7840, 9276, 10822, 11595, 11760, 12368, 15460, 16233, 18552, 21644, 23190, 23520, 24736, 27055, 30920, 32466, 37104, 37877, 43288, 46380, 54110, 61840, 64932, 74208, 75754, 81165, 86576, 92760, 108220, 113631, 123680, 129864, 151508, 162330, 173152, 185520, 189385, 216440, 227262, 259728, 303016, 324660, 371040, 378770, 432880, 454524, 519456, 568155, 606032, 649320, 757540, 865760, 909048, 1136310, 1212064, 1298640, 1515080, 1818096, 2272620, 2597280, 3030160, 3636192, 4545240, 6060320, 9090480, 18180960]

約数ペア:

[(1, 18180960), (2, 9090480), (3, 6060320), (4, 4545240), (5, 3636192), (6, 3030160), (7, 2597280), (8, 2272620), (10, 1818096), (12, 1515080), (14, 1298640), (15, 1212064), (16, 1136310), (20, 909048), (21, 865760), (24, 757540), (28, 649320), (30, 606032), (32, 568155), (35, 519456), (40, 454524), (42, 432880), (48, 378770), (49, 371040), (56, 324660), (60, 303016), (70, 259728), (80, 227262), (84, 216440), (96, 189385), (98, 185520), (105, 173152), (112, 162330), (120, 151508), (140, 129864), (147, 123680), (160, 113631), (168, 108220), (196, 92760), (210, 86576), (224, 81165), (240, 75754), (245, 74208), (280, 64932), (294, 61840), (336, 54110), (392, 46380), (420, 43288), (480, 37877), (490, 37104), (560, 32466), (588, 30920), (672, 27055), (735, 24736), (773, 23520), (784, 23190), (840, 21644), (980, 18552), (1120, 16233), (1176, 15460), (1470, 12368), (1546, 11760), (1568, 11595), (1680, 10822), (1960, 9276), (2319, 7840), (2352, 7730), (2940, 6184), (3092, 5880), (3360, 5411), (3865, 4704), (3920, 4638)]