489854820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1229}}^1$

素因数の和:1334

約数の個数: 192

約数和(自身を含む): 1712632320

約数和(自身を除く): 1222777500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 73, 78, 84, 91, 105, 130, 140, 146, 156, 182, 195, 210, 219, 260, 273, 292, 364, 365, 390, 420, 438, 455, 511, 546, 730, 780, 876, 910, 949, 1022, 1092, 1095, 1229, 1365, 1460, 1533, 1820, 1898, 2044, 2190, 2458, 2555, 2730, 2847, 3066, 3687, 3796, 4380, 4745, 4916, 5110, 5460, 5694, 6132, 6145, 6643, 7374, 7665, 8603, 9490, 10220, 11388, 12290, 13286, 14235, 14748, 15330, 15977, 17206, 18435, 18980, 19929, 24580, 25809, 26572, 28470, 30660, 31954, 33215, 34412, 36870, 39858, 43015, 47931, 51618, 56940, 63908, 66430, 73740, 79716, 79885, 86030, 89717, 95862, 99645, 103236, 111839, 129045, 132860, 159770, 172060, 179434, 191724, 199290, 223678, 239655, 258090, 269151, 319540, 335517, 358868, 398580, 447356, 448585, 479310, 516180, 538302, 559195, 628019, 671034, 897170, 958620, 1076604, 1118390, 1166321, 1256038, 1342068, 1345755, 1677585, 1794340, 1884057, 2236780, 2332642, 2512076, 2691510, 3140095, 3355170, 3498963, 3768114, 4665284, 5383020, 5831605, 6280190, 6710340, 6997926, 7536228, 8164247, 9420285, 11663210, 12560380, 13995852, 16328494, 17494815, 18840570, 23326420, 24492741, 32656988, 34989630, 37681140, 40821235, 48985482, 69979260, 81642470, 97970964, 122463705, 163284940, 244927410, 489854820]

約数ペア:

[(1, 489854820), (2, 244927410), (3, 163284940), (4, 122463705), (5, 97970964), (6, 81642470), (7, 69979260), (10, 48985482), (12, 40821235), (13, 37681140), (14, 34989630), (15, 32656988), (20, 24492741), (21, 23326420), (26, 18840570), (28, 17494815), (30, 16328494), (35, 13995852), (39, 12560380), (42, 11663210), (52, 9420285), (60, 8164247), (65, 7536228), (70, 6997926), (73, 6710340), (78, 6280190), (84, 5831605), (91, 5383020), (105, 4665284), (130, 3768114), (140, 3498963), (146, 3355170), (156, 3140095), (182, 2691510), (195, 2512076), (210, 2332642), (219, 2236780), (260, 1884057), (273, 1794340), (292, 1677585), (364, 1345755), (365, 1342068), (390, 1256038), (420, 1166321), (438, 1118390), (455, 1076604), (511, 958620), (546, 897170), (730, 671034), (780, 628019), (876, 559195), (910, 538302), (949, 516180), (1022, 479310), (1092, 448585), (1095, 447356), (1229, 398580), (1365, 358868), (1460, 335517), (1533, 319540), (1820, 269151), (1898, 258090), (2044, 239655), (2190, 223678), (2458, 199290), (2555, 191724), (2730, 179434), (2847, 172060), (3066, 159770), (3687, 132860), (3796, 129045), (4380, 111839), (4745, 103236), (4916, 99645), (5110, 95862), (5460, 89717), (5694, 86030), (6132, 79885), (6145, 79716), (6643, 73740), (7374, 66430), (7665, 63908), (8603, 56940), (9490, 51618), (10220, 47931), (11388, 43015), (12290, 39858), (13286, 36870), (14235, 34412), (14748, 33215), (15330, 31954), (15977, 30660), (17206, 28470), (18435, 26572), (18980, 25809), (19929, 24580)]