210821328

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{569}}^1$

素因数の和:697

約数の個数: 120

約数和(自身を含む): 617460480

約数和(自身を除く): 406639152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 83, 93, 124, 144, 166, 186, 248, 249, 279, 332, 372, 496, 498, 558, 569, 664, 744, 747, 996, 1116, 1138, 1328, 1488, 1494, 1707, 1992, 2232, 2276, 2573, 2988, 3414, 3984, 4464, 4552, 5121, 5146, 5976, 6828, 7719, 9104, 10242, 10292, 11952, 13656, 15438, 17639, 20484, 20584, 23157, 27312, 30876, 35278, 40968, 41168, 46314, 47227, 52917, 61752, 70556, 81936, 92628, 94454, 105834, 123504, 141112, 141681, 158751, 185256, 188908, 211668, 282224, 283362, 317502, 370512, 377816, 423336, 425043, 566724, 635004, 755632, 846672, 850086, 1133448, 1270008, 1464037, 1700172, 2266896, 2540016, 2928074, 3400344, 4392111, 5856148, 6800688, 8784222, 11712296, 13176333, 17568444, 23424592, 26352666, 35136888, 52705332, 70273776, 105410664, 210821328]

約数ペア:

[(1, 210821328), (2, 105410664), (3, 70273776), (4, 52705332), (6, 35136888), (8, 26352666), (9, 23424592), (12, 17568444), (16, 13176333), (18, 11712296), (24, 8784222), (31, 6800688), (36, 5856148), (48, 4392111), (62, 3400344), (72, 2928074), (83, 2540016), (93, 2266896), (124, 1700172), (144, 1464037), (166, 1270008), (186, 1133448), (248, 850086), (249, 846672), (279, 755632), (332, 635004), (372, 566724), (496, 425043), (498, 423336), (558, 377816), (569, 370512), (664, 317502), (744, 283362), (747, 282224), (996, 211668), (1116, 188908), (1138, 185256), (1328, 158751), (1488, 141681), (1494, 141112), (1707, 123504), (1992, 105834), (2232, 94454), (2276, 92628), (2573, 81936), (2988, 70556), (3414, 61752), (3984, 52917), (4464, 47227), (4552, 46314), (5121, 41168), (5146, 40968), (5976, 35278), (6828, 30876), (7719, 27312), (9104, 23157), (10242, 20584), (10292, 20484), (11952, 17639), (13656, 15438)]