31047780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{499}}^1$

素因数の和:589

約数の個数: 96

約数和(自身を含む): 93744000

約数和(自身を除く): 62696220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 61, 68, 85, 102, 122, 170, 183, 204, 244, 255, 305, 340, 366, 499, 510, 610, 732, 915, 998, 1020, 1037, 1220, 1497, 1830, 1996, 2074, 2495, 2994, 3111, 3660, 4148, 4990, 5185, 5988, 6222, 7485, 8483, 9980, 10370, 12444, 14970, 15555, 16966, 20740, 25449, 29940, 30439, 31110, 33932, 42415, 50898, 60878, 62220, 84830, 91317, 101796, 121756, 127245, 152195, 169660, 182634, 254490, 304390, 365268, 456585, 508980, 517463, 608780, 913170, 1034926, 1552389, 1826340, 2069852, 2587315, 3104778, 5174630, 6209556, 7761945, 10349260, 15523890, 31047780]

約数ペア:

[(1, 31047780), (2, 15523890), (3, 10349260), (4, 7761945), (5, 6209556), (6, 5174630), (10, 3104778), (12, 2587315), (15, 2069852), (17, 1826340), (20, 1552389), (30, 1034926), (34, 913170), (51, 608780), (60, 517463), (61, 508980), (68, 456585), (85, 365268), (102, 304390), (122, 254490), (170, 182634), (183, 169660), (204, 152195), (244, 127245), (255, 121756), (305, 101796), (340, 91317), (366, 84830), (499, 62220), (510, 60878), (610, 50898), (732, 42415), (915, 33932), (998, 31110), (1020, 30439), (1037, 29940), (1220, 25449), (1497, 20740), (1830, 16966), (1996, 15555), (2074, 14970), (2495, 12444), (2994, 10370), (3111, 9980), (3660, 8483), (4148, 7485), (4990, 6222), (5185, 5988)]