30000810

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:212

約数の個数: 128

約数和(自身を含む): 88657920

約数和(自身を除く): 58657110

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 73, 95, 103, 105, 114, 133, 146, 190, 206, 210, 219, 266, 285, 309, 365, 399, 438, 511, 515, 570, 618, 665, 721, 730, 798, 1022, 1030, 1095, 1330, 1387, 1442, 1533, 1545, 1957, 1995, 2163, 2190, 2555, 2774, 3066, 3090, 3605, 3914, 3990, 4161, 4326, 5110, 5871, 6935, 7210, 7519, 7665, 8322, 9709, 9785, 10815, 11742, 13699, 13870, 15038, 15330, 19418, 19570, 20805, 21630, 22557, 27398, 29127, 29355, 37595, 41097, 41610, 45114, 48545, 52633, 58254, 58710, 68495, 75190, 82194, 97090, 105266, 112785, 136990, 142861, 145635, 157899, 205485, 225570, 263165, 285722, 291270, 315798, 410970, 428583, 526330, 714305, 789495, 857166, 1000027, 1428610, 1578990, 2000054, 2142915, 3000081, 4285830, 5000135, 6000162, 10000270, 15000405, 30000810]

約数ペア:

[(1, 30000810), (2, 15000405), (3, 10000270), (5, 6000162), (6, 5000135), (7, 4285830), (10, 3000081), (14, 2142915), (15, 2000054), (19, 1578990), (21, 1428610), (30, 1000027), (35, 857166), (38, 789495), (42, 714305), (57, 526330), (70, 428583), (73, 410970), (95, 315798), (103, 291270), (105, 285722), (114, 263165), (133, 225570), (146, 205485), (190, 157899), (206, 145635), (210, 142861), (219, 136990), (266, 112785), (285, 105266), (309, 97090), (365, 82194), (399, 75190), (438, 68495), (511, 58710), (515, 58254), (570, 52633), (618, 48545), (665, 45114), (721, 41610), (730, 41097), (798, 37595), (1022, 29355), (1030, 29127), (1095, 27398), (1330, 22557), (1387, 21630), (1442, 20805), (1533, 19570), (1545, 19418), (1957, 15330), (1995, 15038), (2163, 13870), (2190, 13699), (2555, 11742), (2774, 10815), (3066, 9785), (3090, 9709), (3605, 8322), (3914, 7665), (3990, 7519), (4161, 7210), (4326, 6935), (5110, 5871)]