7128534420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{569}}^1$

素因数の和:815

約数の個数: 288

約数和(自身を含む): 25315879680

約数和(自身を除く): 18187345260

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 61, 63, 70, 84, 90, 105, 122, 126, 140, 163, 180, 183, 210, 244, 252, 305, 315, 326, 366, 420, 427, 489, 549, 569, 610, 630, 652, 732, 815, 854, 915, 978, 1098, 1138, 1141, 1220, 1260, 1281, 1467, 1630, 1707, 1708, 1830, 1956, 2135, 2196, 2276, 2282, 2445, 2562, 2745, 2845, 2934, 3260, 3414, 3423, 3660, 3843, 3983, 4270, 4564, 4890, 5121, 5124, 5490, 5690, 5705, 5868, 6405, 6828, 6846, 7335, 7686, 7966, 8535, 8540, 9780, 9943, 10242, 10269, 10980, 11380, 11410, 11949, 12810, 13692, 14670, 15372, 15932, 17070, 17115, 19215, 19886, 19915, 20484, 20538, 22820, 23898, 25605, 25620, 29340, 29829, 34140, 34230, 34709, 35847, 38430, 39772, 39830, 41076, 47796, 49715, 51210, 51345, 59658, 59745, 68460, 69418, 69601, 71694, 76860, 79660, 89487, 92747, 99430, 102420, 102690, 104127, 119316, 119490, 138836, 139202, 143388, 149145, 173545, 178974, 179235, 185494, 198860, 205380, 208254, 208803, 238980, 242963, 278241, 278404, 298290, 312381, 347090, 348005, 357948, 358470, 370988, 416508, 417606, 447435, 463735, 485926, 520635, 556482, 596580, 624762, 626409, 649229, 694180, 696010, 716940, 728889, 834723, 835212, 894870, 927470, 971852, 1041270, 1044015, 1112964, 1214815, 1249524, 1252818, 1298458, 1391205, 1392020, 1457778, 1561905, 1669446, 1789740, 1854940, 1947687, 2082540, 2088030, 2186667, 2429630, 2505636, 2596916, 2782410, 2915556, 3123810, 3132045, 3246145, 3338892, 3644445, 3895374, 4173615, 4176060, 4373334, 4859260, 5564820, 5657567, 5843061, 6247620, 6264090, 6492290, 7288890, 7790748, 8347230, 8746668, 9738435, 10933335, 11315134, 11686122, 12528180, 12984580, 14577780, 16694460, 16972701, 19476870, 21866670, 22630268, 23372244, 28287835, 29215305, 33945402, 38953740, 39602969, 43733340, 50918103, 56575670, 58430610, 67890804, 79205938, 84863505, 101836206, 113151340, 116861220, 118808907, 158411876, 169727010, 198014845, 203672412, 237617814, 254590515, 339454020, 356426721, 396029690, 475235628, 509181030, 594044535, 712853442, 792059380, 1018362060, 1188089070, 1425706884, 1782133605, 2376178140, 3564267210, 7128534420]

約数ペア:

[(1, 7128534420), (2, 3564267210), (3, 2376178140), (4, 1782133605), (5, 1425706884), (6, 1188089070), (7, 1018362060), (9, 792059380), (10, 712853442), (12, 594044535), (14, 509181030), (15, 475235628), (18, 396029690), (20, 356426721), (21, 339454020), (28, 254590515), (30, 237617814), (35, 203672412), (36, 198014845), (42, 169727010), (45, 158411876), (60, 118808907), (61, 116861220), (63, 113151340), (70, 101836206), (84, 84863505), (90, 79205938), (105, 67890804), (122, 58430610), (126, 56575670), (140, 50918103), (163, 43733340), (180, 39602969), (183, 38953740), (210, 33945402), (244, 29215305), (252, 28287835), (305, 23372244), (315, 22630268), (326, 21866670), (366, 19476870), (420, 16972701), (427, 16694460), (489, 14577780), (549, 12984580), (569, 12528180), (610, 11686122), (630, 11315134), (652, 10933335), (732, 9738435), (815, 8746668), (854, 8347230), (915, 7790748), (978, 7288890), (1098, 6492290), (1138, 6264090), (1141, 6247620), (1220, 5843061), (1260, 5657567), (1281, 5564820), (1467, 4859260), (1630, 4373334), (1707, 4176060), (1708, 4173615), (1830, 3895374), (1956, 3644445), (2135, 3338892), (2196, 3246145), (2276, 3132045), (2282, 3123810), (2445, 2915556), (2562, 2782410), (2745, 2596916), (2845, 2505636), (2934, 2429630), (3260, 2186667), (3414, 2088030), (3423, 2082540), (3660, 1947687), (3843, 1854940), (3983, 1789740), (4270, 1669446), (4564, 1561905), (4890, 1457778), (5121, 1392020), (5124, 1391205), (5490, 1298458), (5690, 1252818), (5705, 1249524), (5868, 1214815), (6405, 1112964), (6828, 1044015), (6846, 1041270), (7335, 971852), (7686, 927470), (7966, 894870), (8535, 835212), (8540, 834723), (9780, 728889), (9943, 716940), (10242, 696010), (10269, 694180), (10980, 649229), (11380, 626409), (11410, 624762), (11949, 596580), (12810, 556482), (13692, 520635), (14670, 485926), (15372, 463735), (15932, 447435), (17070, 417606), (17115, 416508), (19215, 370988), (19886, 358470), (19915, 357948), (20484, 348005), (20538, 347090), (22820, 312381), (23898, 298290), (25605, 278404), (25620, 278241), (29340, 242963), (29829, 238980), (34140, 208803), (34230, 208254), (34709, 205380), (35847, 198860), (38430, 185494), (39772, 179235), (39830, 178974), (41076, 173545), (47796, 149145), (49715, 143388), (51210, 139202), (51345, 138836), (59658, 119490), (59745, 119316), (68460, 104127), (69418, 102690), (69601, 102420), (71694, 99430), (76860, 92747), (79660, 89487)]