397728090

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{1187}}^1$

素因数の和:1293

約数の個数: 128

約数和(自身を含む): 1139339520

約数和(自身を除く): 741611430

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 34, 45, 51, 54, 73, 85, 90, 102, 135, 146, 153, 170, 219, 255, 270, 306, 365, 438, 459, 510, 657, 730, 765, 918, 1095, 1187, 1241, 1314, 1530, 1971, 2190, 2295, 2374, 2482, 3285, 3561, 3723, 3942, 4590, 5935, 6205, 6570, 7122, 7446, 9855, 10683, 11169, 11870, 12410, 17805, 18615, 19710, 20179, 21366, 22338, 32049, 33507, 35610, 37230, 40358, 53415, 55845, 60537, 64098, 67014, 86651, 100895, 106830, 111690, 121074, 160245, 167535, 173302, 181611, 201790, 259953, 302685, 320490, 335070, 363222, 433255, 519906, 544833, 605370, 779859, 866510, 908055, 1089666, 1299765, 1473067, 1559718, 1816110, 2339577, 2599530, 2724165, 2946134, 3899295, 4419201, 4679154, 5448330, 7365335, 7798590, 8838402, 11697885, 13257603, 14730670, 22096005, 23395770, 26515206, 39772809, 44192010, 66288015, 79545618, 132576030, 198864045, 397728090]

約数ペア:

[(1, 397728090), (2, 198864045), (3, 132576030), (5, 79545618), (6, 66288015), (9, 44192010), (10, 39772809), (15, 26515206), (17, 23395770), (18, 22096005), (27, 14730670), (30, 13257603), (34, 11697885), (45, 8838402), (51, 7798590), (54, 7365335), (73, 5448330), (85, 4679154), (90, 4419201), (102, 3899295), (135, 2946134), (146, 2724165), (153, 2599530), (170, 2339577), (219, 1816110), (255, 1559718), (270, 1473067), (306, 1299765), (365, 1089666), (438, 908055), (459, 866510), (510, 779859), (657, 605370), (730, 544833), (765, 519906), (918, 433255), (1095, 363222), (1187, 335070), (1241, 320490), (1314, 302685), (1530, 259953), (1971, 201790), (2190, 181611), (2295, 173302), (2374, 167535), (2482, 160245), (3285, 121074), (3561, 111690), (3723, 106830), (3942, 100895), (4590, 86651), (5935, 67014), (6205, 64098), (6570, 60537), (7122, 55845), (7446, 53415), (9855, 40358), (10683, 37230), (11169, 35610), (11870, 33507), (12410, 32049), (17805, 22338), (18615, 21366), (19710, 20179)]