348512220

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{421}}^1$

素因数の和:522

約数の個数: 240

約数和(自身を含む): 1269605568

約数和(自身を除く): 921093348

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 73, 81, 84, 90, 105, 108, 126, 135, 140, 146, 162, 180, 189, 210, 219, 252, 270, 292, 315, 324, 365, 378, 405, 420, 421, 438, 511, 540, 567, 630, 657, 730, 756, 810, 842, 876, 945, 1022, 1095, 1134, 1260, 1263, 1314, 1460, 1533, 1620, 1684, 1890, 1971, 2044, 2105, 2190, 2268, 2526, 2555, 2628, 2835, 2947, 3066, 3285, 3780, 3789, 3942, 4210, 4380, 4599, 5052, 5110, 5670, 5894, 5913, 6132, 6315, 6570, 7578, 7665, 7884, 8420, 8841, 9198, 9855, 10220, 11340, 11367, 11788, 11826, 12630, 13140, 13797, 14735, 15156, 15330, 17682, 18396, 18945, 19710, 22734, 22995, 23652, 25260, 26523, 27594, 29470, 29565, 30660, 30733, 34101, 35364, 37890, 39420, 41391, 44205, 45468, 45990, 53046, 55188, 56835, 58940, 59130, 61466, 68202, 68985, 75780, 79569, 82782, 88410, 91980, 92199, 106092, 113670, 118260, 122932, 132615, 136404, 137970, 153665, 159138, 165564, 170505, 176820, 184398, 206955, 215131, 227340, 238707, 265230, 275940, 276597, 307330, 318276, 341010, 368796, 397845, 413910, 430262, 460995, 477414, 530460, 553194, 614660, 645393, 682020, 795690, 827820, 829791, 860524, 921990, 954828, 1075655, 1106388, 1193535, 1290786, 1382985, 1591380, 1659582, 1843980, 1936179, 2151310, 2387070, 2489373, 2581572, 2765970, 3226965, 3319164, 3872358, 4148955, 4302620, 4774140, 4978746, 5531940, 5808537, 6453930, 7744716, 8297910, 9680895, 9957492, 11617074, 12446865, 12907860, 16595820, 17425611, 19361790, 23234148, 24893730, 29042685, 34851222, 38723580, 49787460, 58085370, 69702444, 87128055, 116170740, 174256110, 348512220]

約数ペア:

[(1, 348512220), (2, 174256110), (3, 116170740), (4, 87128055), (5, 69702444), (6, 58085370), (7, 49787460), (9, 38723580), (10, 34851222), (12, 29042685), (14, 24893730), (15, 23234148), (18, 19361790), (20, 17425611), (21, 16595820), (27, 12907860), (28, 12446865), (30, 11617074), (35, 9957492), (36, 9680895), (42, 8297910), (45, 7744716), (54, 6453930), (60, 5808537), (63, 5531940), (70, 4978746), (73, 4774140), (81, 4302620), (84, 4148955), (90, 3872358), (105, 3319164), (108, 3226965), (126, 2765970), (135, 2581572), (140, 2489373), (146, 2387070), (162, 2151310), (180, 1936179), (189, 1843980), (210, 1659582), (219, 1591380), (252, 1382985), (270, 1290786), (292, 1193535), (315, 1106388), (324, 1075655), (365, 954828), (378, 921990), (405, 860524), (420, 829791), (421, 827820), (438, 795690), (511, 682020), (540, 645393), (567, 614660), (630, 553194), (657, 530460), (730, 477414), (756, 460995), (810, 430262), (842, 413910), (876, 397845), (945, 368796), (1022, 341010), (1095, 318276), (1134, 307330), (1260, 276597), (1263, 275940), (1314, 265230), (1460, 238707), (1533, 227340), (1620, 215131), (1684, 206955), (1890, 184398), (1971, 176820), (2044, 170505), (2105, 165564), (2190, 159138), (2268, 153665), (2526, 137970), (2555, 136404), (2628, 132615), (2835, 122932), (2947, 118260), (3066, 113670), (3285, 106092), (3780, 92199), (3789, 91980), (3942, 88410), (4210, 82782), (4380, 79569), (4599, 75780), (5052, 68985), (5110, 68202), (5670, 61466), (5894, 59130), (5913, 58940), (6132, 56835), (6315, 55188), (6570, 53046), (7578, 45990), (7665, 45468), (7884, 44205), (8420, 41391), (8841, 39420), (9198, 37890), (9855, 35364), (10220, 34101), (11340, 30733), (11367, 30660), (11788, 29565), (11826, 29470), (12630, 27594), (13140, 26523), (13797, 25260), (14735, 23652), (15156, 22995), (15330, 22734), (17682, 19710), (18396, 18945)]