208184340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{419}}^1$

素因数の和:471

約数の個数: 216

約数和(自身を含む): 736011360

約数和(自身を除く): 527827020

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 169, 182, 195, 196, 210, 245, 260, 273, 294, 338, 364, 390, 419, 420, 455, 490, 507, 546, 588, 637, 676, 735, 780, 838, 845, 910, 980, 1014, 1092, 1183, 1257, 1274, 1365, 1470, 1676, 1690, 1820, 1911, 2028, 2095, 2366, 2514, 2535, 2548, 2730, 2933, 2940, 3185, 3380, 3549, 3822, 4190, 4732, 5028, 5070, 5447, 5460, 5866, 5915, 6285, 6370, 7098, 7644, 8281, 8380, 8799, 9555, 10140, 10894, 11732, 11830, 12570, 12740, 14196, 14665, 16341, 16562, 17598, 17745, 19110, 20531, 21788, 23660, 24843, 25140, 27235, 29330, 32682, 33124, 35196, 35490, 38129, 38220, 41062, 41405, 43995, 49686, 54470, 58660, 61593, 65364, 70811, 70980, 76258, 81705, 82124, 82810, 87990, 99372, 102655, 108940, 114387, 123186, 124215, 141622, 152516, 163410, 165620, 175980, 190645, 205310, 212433, 228774, 246372, 248430, 266903, 283244, 307965, 326820, 354055, 381290, 410620, 424866, 457548, 495677, 496860, 533806, 571935, 615930, 708110, 762580, 800709, 849732, 991354, 1062165, 1067612, 1143870, 1231860, 1334515, 1416220, 1487031, 1601418, 1982708, 2124330, 2287740, 2478385, 2669030, 2974062, 3202836, 3469739, 4003545, 4248660, 4956770, 5338060, 5948124, 6939478, 7435155, 8007090, 9913540, 10409217, 13878956, 14870310, 16014180, 17348695, 20818434, 29740620, 34697390, 41636868, 52046085, 69394780, 104092170, 208184340]

約数ペア:

[(1, 208184340), (2, 104092170), (3, 69394780), (4, 52046085), (5, 41636868), (6, 34697390), (7, 29740620), (10, 20818434), (12, 17348695), (13, 16014180), (14, 14870310), (15, 13878956), (20, 10409217), (21, 9913540), (26, 8007090), (28, 7435155), (30, 6939478), (35, 5948124), (39, 5338060), (42, 4956770), (49, 4248660), (52, 4003545), (60, 3469739), (65, 3202836), (70, 2974062), (78, 2669030), (84, 2478385), (91, 2287740), (98, 2124330), (105, 1982708), (130, 1601418), (140, 1487031), (147, 1416220), (156, 1334515), (169, 1231860), (182, 1143870), (195, 1067612), (196, 1062165), (210, 991354), (245, 849732), (260, 800709), (273, 762580), (294, 708110), (338, 615930), (364, 571935), (390, 533806), (419, 496860), (420, 495677), (455, 457548), (490, 424866), (507, 410620), (546, 381290), (588, 354055), (637, 326820), (676, 307965), (735, 283244), (780, 266903), (838, 248430), (845, 246372), (910, 228774), (980, 212433), (1014, 205310), (1092, 190645), (1183, 175980), (1257, 165620), (1274, 163410), (1365, 152516), (1470, 141622), (1676, 124215), (1690, 123186), (1820, 114387), (1911, 108940), (2028, 102655), (2095, 99372), (2366, 87990), (2514, 82810), (2535, 82124), (2548, 81705), (2730, 76258), (2933, 70980), (2940, 70811), (3185, 65364), (3380, 61593), (3549, 58660), (3822, 54470), (4190, 49686), (4732, 43995), (5028, 41405), (5070, 41062), (5447, 38220), (5460, 38129), (5866, 35490), (5915, 35196), (6285, 33124), (6370, 32682), (7098, 29330), (7644, 27235), (8281, 25140), (8380, 24843), (8799, 23660), (9555, 21788), (10140, 20531), (10894, 19110), (11732, 17745), (11830, 17598), (12570, 16562), (12740, 16341), (14196, 14665)]