18915476280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{619}}^1\times {\mathrm{6211}}^1$

素因数の和:6885

約数の個数: 128

約数和(自身を含む): 58233772800

約数和(自身を除く): 39318296520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 120, 123, 164, 205, 246, 328, 410, 492, 615, 619, 820, 984, 1230, 1238, 1640, 1857, 2460, 2476, 3095, 3714, 4920, 4952, 6190, 6211, 7428, 9285, 12380, 12422, 14856, 18570, 18633, 24760, 24844, 25379, 31055, 37140, 37266, 49688, 50758, 62110, 74280, 74532, 76137, 93165, 101516, 124220, 126895, 149064, 152274, 186330, 203032, 248440, 253790, 254651, 304548, 372660, 380685, 507580, 509302, 609096, 745320, 761370, 763953, 1015160, 1018604, 1273255, 1522740, 1527906, 2037208, 2546510, 3045480, 3055812, 3819765, 3844609, 5093020, 6111624, 7639530, 7689218, 10186040, 11533827, 15279060, 15378436, 19223045, 23067654, 30558120, 30756872, 38446090, 46135308, 57669135, 76892180, 92270616, 115338270, 153784360, 157628969, 230676540, 315257938, 461353080, 472886907, 630515876, 788144845, 945773814, 1261031752, 1576289690, 1891547628, 2364434535, 3152579380, 3783095256, 4728869070, 6305158760, 9457738140, 18915476280]

約数ペア:

[(1, 18915476280), (2, 9457738140), (3, 6305158760), (4, 4728869070), (5, 3783095256), (6, 3152579380), (8, 2364434535), (10, 1891547628), (12, 1576289690), (15, 1261031752), (20, 945773814), (24, 788144845), (30, 630515876), (40, 472886907), (41, 461353080), (60, 315257938), (82, 230676540), (120, 157628969), (123, 153784360), (164, 115338270), (205, 92270616), (246, 76892180), (328, 57669135), (410, 46135308), (492, 38446090), (615, 30756872), (619, 30558120), (820, 23067654), (984, 19223045), (1230, 15378436), (1238, 15279060), (1640, 11533827), (1857, 10186040), (2460, 7689218), (2476, 7639530), (3095, 6111624), (3714, 5093020), (4920, 3844609), (4952, 3819765), (6190, 3055812), (6211, 3045480), (7428, 2546510), (9285, 2037208), (12380, 1527906), (12422, 1522740), (14856, 1273255), (18570, 1018604), (18633, 1015160), (24760, 763953), (24844, 761370), (25379, 745320), (31055, 609096), (37140, 509302), (37266, 507580), (49688, 380685), (50758, 372660), (62110, 304548), (74280, 254651), (74532, 253790), (76137, 248440), (93165, 203032), (101516, 186330), (124220, 152274), (126895, 149064)]