318179680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{41}}^2$

素因数の和:130

約数の個数: 216

約数和(自身を含む): 953494416

約数和(自身を除く): 635314736

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 41, 52, 56, 65, 70, 80, 82, 91, 104, 112, 130, 140, 160, 164, 169, 182, 205, 208, 224, 260, 280, 287, 328, 338, 364, 410, 416, 455, 520, 533, 560, 574, 656, 676, 728, 820, 845, 910, 1040, 1066, 1120, 1148, 1183, 1312, 1352, 1435, 1456, 1640, 1681, 1690, 1820, 2080, 2132, 2296, 2366, 2665, 2704, 2870, 2912, 3280, 3362, 3380, 3640, 3731, 4264, 4592, 4732, 5330, 5408, 5740, 5915, 6560, 6724, 6760, 6929, 7280, 7462, 8405, 8528, 9184, 9464, 10660, 11480, 11767, 11830, 13448, 13520, 13858, 14560, 14924, 16810, 17056, 18655, 18928, 21320, 21853, 22960, 23534, 23660, 26896, 27040, 27716, 29848, 33620, 34645, 37310, 37856, 42640, 43706, 45920, 47068, 47320, 48503, 53792, 55432, 58835, 59696, 67240, 69290, 74620, 85280, 87412, 94136, 94640, 97006, 109265, 110864, 117670, 119392, 134480, 138580, 149240, 152971, 174824, 188272, 189280, 194012, 218530, 221728, 235340, 242515, 268960, 277160, 284089, 298480, 305942, 349648, 376544, 388024, 437060, 470680, 485030, 554320, 568178, 596960, 611884, 699296, 764855, 776048, 874120, 941360, 970060, 1108640, 1136356, 1223768, 1420445, 1529710, 1552096, 1748240, 1882720, 1940120, 1988623, 2272712, 2447536, 2840890, 3059420, 3496480, 3880240, 3977246, 4545424, 4895072, 5681780, 6118840, 7760480, 7954492, 9090848, 9943115, 11363560, 12237680, 15908984, 19886230, 22727120, 24475360, 31817968, 39772460, 45454240, 63635936, 79544920, 159089840, 318179680]

約数ペア:

[(1, 318179680), (2, 159089840), (4, 79544920), (5, 63635936), (7, 45454240), (8, 39772460), (10, 31817968), (13, 24475360), (14, 22727120), (16, 19886230), (20, 15908984), (26, 12237680), (28, 11363560), (32, 9943115), (35, 9090848), (40, 7954492), (41, 7760480), (52, 6118840), (56, 5681780), (65, 4895072), (70, 4545424), (80, 3977246), (82, 3880240), (91, 3496480), (104, 3059420), (112, 2840890), (130, 2447536), (140, 2272712), (160, 1988623), (164, 1940120), (169, 1882720), (182, 1748240), (205, 1552096), (208, 1529710), (224, 1420445), (260, 1223768), (280, 1136356), (287, 1108640), (328, 970060), (338, 941360), (364, 874120), (410, 776048), (416, 764855), (455, 699296), (520, 611884), (533, 596960), (560, 568178), (574, 554320), (656, 485030), (676, 470680), (728, 437060), (820, 388024), (845, 376544), (910, 349648), (1040, 305942), (1066, 298480), (1120, 284089), (1148, 277160), (1183, 268960), (1312, 242515), (1352, 235340), (1435, 221728), (1456, 218530), (1640, 194012), (1681, 189280), (1690, 188272), (1820, 174824), (2080, 152971), (2132, 149240), (2296, 138580), (2366, 134480), (2665, 119392), (2704, 117670), (2870, 110864), (2912, 109265), (3280, 97006), (3362, 94640), (3380, 94136), (3640, 87412), (3731, 85280), (4264, 74620), (4592, 69290), (4732, 67240), (5330, 59696), (5408, 58835), (5740, 55432), (5915, 53792), (6560, 48503), (6724, 47320), (6760, 47068), (6929, 45920), (7280, 43706), (7462, 42640), (8405, 37856), (8528, 37310), (9184, 34645), (9464, 33620), (10660, 29848), (11480, 27716), (11767, 27040), (11830, 26896), (13448, 23660), (13520, 23534), (13858, 22960), (14560, 21853), (14924, 21320), (16810, 18928), (17056, 18655)]