217848540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2347}}^1$

素因数の和:2396

約数の個数: 192

約数和(自身を含む): 795239424

約数和(自身を除く): 577390884

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 17, 20, 21, 26, 28, 30, 34, 35, 39, 42, 51, 52, 60, 65, 68, 70, 78, 84, 85, 91, 102, 105, 119, 130, 140, 156, 170, 182, 195, 204, 210, 221, 238, 255, 260, 273, 340, 357, 364, 390, 420, 442, 455, 476, 510, 546, 595, 663, 714, 780, 884, 910, 1020, 1092, 1105, 1190, 1326, 1365, 1428, 1547, 1785, 1820, 2210, 2347, 2380, 2652, 2730, 3094, 3315, 3570, 4420, 4641, 4694, 5460, 6188, 6630, 7041, 7140, 7735, 9282, 9388, 11735, 13260, 14082, 15470, 16429, 18564, 23205, 23470, 28164, 30511, 30940, 32858, 35205, 39899, 46410, 46940, 49287, 61022, 65716, 70410, 79798, 82145, 91533, 92820, 98574, 119697, 122044, 140820, 152555, 159596, 164290, 183066, 197148, 199495, 213577, 239394, 246435, 279293, 305110, 328580, 366132, 398990, 427154, 457665, 478788, 492870, 518687, 558586, 598485, 610220, 640731, 797980, 837879, 854308, 915330, 985740, 1037374, 1067885, 1117172, 1196970, 1281462, 1396465, 1556061, 1675758, 1830660, 2074748, 2135770, 2393940, 2562924, 2593435, 2792930, 3112122, 3203655, 3351516, 3630809, 4189395, 4271540, 5186870, 5585860, 6224244, 6407310, 7261618, 7780305, 8378790, 10373740, 10892427, 12814620, 14523236, 15560610, 16757580, 18154045, 21784854, 31121220, 36308090, 43569708, 54462135, 72616180, 108924270, 217848540]

約数ペア:

[(1, 217848540), (2, 108924270), (3, 72616180), (4, 54462135), (5, 43569708), (6, 36308090), (7, 31121220), (10, 21784854), (12, 18154045), (13, 16757580), (14, 15560610), (15, 14523236), (17, 12814620), (20, 10892427), (21, 10373740), (26, 8378790), (28, 7780305), (30, 7261618), (34, 6407310), (35, 6224244), (39, 5585860), (42, 5186870), (51, 4271540), (52, 4189395), (60, 3630809), (65, 3351516), (68, 3203655), (70, 3112122), (78, 2792930), (84, 2593435), (85, 2562924), (91, 2393940), (102, 2135770), (105, 2074748), (119, 1830660), (130, 1675758), (140, 1556061), (156, 1396465), (170, 1281462), (182, 1196970), (195, 1117172), (204, 1067885), (210, 1037374), (221, 985740), (238, 915330), (255, 854308), (260, 837879), (273, 797980), (340, 640731), (357, 610220), (364, 598485), (390, 558586), (420, 518687), (442, 492870), (455, 478788), (476, 457665), (510, 427154), (546, 398990), (595, 366132), (663, 328580), (714, 305110), (780, 279293), (884, 246435), (910, 239394), (1020, 213577), (1092, 199495), (1105, 197148), (1190, 183066), (1326, 164290), (1365, 159596), (1428, 152555), (1547, 140820), (1785, 122044), (1820, 119697), (2210, 98574), (2347, 92820), (2380, 91533), (2652, 82145), (2730, 79798), (3094, 70410), (3315, 65716), (3570, 61022), (4420, 49287), (4641, 46940), (4694, 46410), (5460, 39899), (6188, 35205), (6630, 32858), (7041, 30940), (7140, 30511), (7735, 28164), (9282, 23470), (9388, 23205), (11735, 18564), (13260, 16429), (14082, 15470)]