255301290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{863}}^1$

素因数の和:1068

約数の個数: 96

約数和(自身を含む): 703572480

約数和(自身を除く): 448271190

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 173, 190, 285, 342, 346, 519, 570, 855, 863, 865, 1038, 1557, 1710, 1726, 1730, 2589, 2595, 3114, 3287, 4315, 5178, 5190, 6574, 7767, 7785, 8630, 9861, 12945, 15534, 15570, 16397, 16435, 19722, 25890, 29583, 32794, 32870, 38835, 49191, 49305, 59166, 77670, 81985, 98382, 98610, 147573, 147915, 149299, 163970, 245955, 295146, 295830, 298598, 447897, 491910, 737865, 746495, 895794, 1343691, 1475730, 1492990, 2239485, 2687382, 2836681, 4478970, 5673362, 6718455, 8510043, 13436910, 14183405, 17020086, 25530129, 28366810, 42550215, 51060258, 85100430, 127650645, 255301290]

約数ペア:

[(1, 255301290), (2, 127650645), (3, 85100430), (5, 51060258), (6, 42550215), (9, 28366810), (10, 25530129), (15, 17020086), (18, 14183405), (19, 13436910), (30, 8510043), (38, 6718455), (45, 5673362), (57, 4478970), (90, 2836681), (95, 2687382), (114, 2239485), (171, 1492990), (173, 1475730), (190, 1343691), (285, 895794), (342, 746495), (346, 737865), (519, 491910), (570, 447897), (855, 298598), (863, 295830), (865, 295146), (1038, 245955), (1557, 163970), (1710, 149299), (1726, 147915), (1730, 147573), (2589, 98610), (2595, 98382), (3114, 81985), (3287, 77670), (4315, 59166), (5178, 49305), (5190, 49191), (6574, 38835), (7767, 32870), (7785, 32794), (8630, 29583), (9861, 25890), (12945, 19722), (15534, 16435), (15570, 16397)]