246667280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^2\times {\mathrm{47}}^1\times {\mathrm{227}}^1$

素因数の和:321

約数の個数: 120

約数和(自身を含む): 624924288

約数和(自身を除く): 378257008

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 47, 68, 80, 85, 94, 136, 170, 188, 227, 235, 272, 289, 340, 376, 454, 470, 578, 680, 752, 799, 908, 940, 1135, 1156, 1360, 1445, 1598, 1816, 1880, 2270, 2312, 2890, 3196, 3632, 3760, 3859, 3995, 4540, 4624, 5780, 6392, 7718, 7990, 9080, 10669, 11560, 12784, 13583, 15436, 15980, 18160, 19295, 21338, 23120, 27166, 30872, 31960, 38590, 42676, 53345, 54332, 61744, 63920, 65603, 67915, 77180, 85352, 106690, 108664, 131206, 135830, 154360, 170704, 181373, 213380, 217328, 262412, 271660, 308720, 328015, 362746, 426760, 524824, 543320, 656030, 725492, 853520, 906865, 1049648, 1086640, 1312060, 1450984, 1813730, 2624120, 2901968, 3083341, 3627460, 5248240, 6166682, 7254920, 12333364, 14509840, 15416705, 24666728, 30833410, 49333456, 61666820, 123333640, 246667280]

約数ペア:

[(1, 246667280), (2, 123333640), (4, 61666820), (5, 49333456), (8, 30833410), (10, 24666728), (16, 15416705), (17, 14509840), (20, 12333364), (34, 7254920), (40, 6166682), (47, 5248240), (68, 3627460), (80, 3083341), (85, 2901968), (94, 2624120), (136, 1813730), (170, 1450984), (188, 1312060), (227, 1086640), (235, 1049648), (272, 906865), (289, 853520), (340, 725492), (376, 656030), (454, 543320), (470, 524824), (578, 426760), (680, 362746), (752, 328015), (799, 308720), (908, 271660), (940, 262412), (1135, 217328), (1156, 213380), (1360, 181373), (1445, 170704), (1598, 154360), (1816, 135830), (1880, 131206), (2270, 108664), (2312, 106690), (2890, 85352), (3196, 77180), (3632, 67915), (3760, 65603), (3859, 63920), (3995, 61744), (4540, 54332), (4624, 53345), (5780, 42676), (6392, 38590), (7718, 31960), (7990, 30872), (9080, 27166), (10669, 23120), (11560, 21338), (12784, 19295), (13583, 18160), (15436, 15980)]