160640820

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1$

素因数の和:364

約数の個数: 240

約数和(自身を含む): 563492160

約数和(自身を除く): 402851340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 27, 30, 34, 36, 38, 45, 51, 54, 57, 60, 68, 76, 81, 85, 90, 95, 102, 108, 114, 135, 153, 162, 170, 171, 180, 190, 204, 228, 255, 270, 285, 306, 307, 323, 324, 340, 342, 380, 405, 459, 510, 513, 540, 570, 612, 614, 646, 684, 765, 810, 855, 918, 921, 969, 1020, 1026, 1140, 1228, 1292, 1377, 1530, 1535, 1539, 1615, 1620, 1710, 1836, 1842, 1938, 2052, 2295, 2565, 2754, 2763, 2907, 3060, 3070, 3078, 3230, 3420, 3684, 3876, 4590, 4605, 4845, 5130, 5219, 5508, 5526, 5814, 5833, 6140, 6156, 6460, 6885, 7695, 8289, 8721, 9180, 9210, 9690, 10260, 10438, 11052, 11628, 11666, 13770, 13815, 14535, 15390, 15657, 16578, 17442, 17499, 18420, 19380, 20876, 23332, 24867, 26095, 26163, 27540, 27630, 29070, 29165, 30780, 31314, 33156, 34884, 34998, 41445, 43605, 46971, 49734, 52190, 52326, 52497, 55260, 58140, 58330, 62628, 69996, 78285, 82890, 87210, 87495, 93942, 99161, 99468, 104380, 104652, 104994, 116660, 124335, 130815, 140913, 156570, 157491, 165780, 174420, 174990, 187884, 198322, 209988, 234855, 248670, 261630, 262485, 281826, 297483, 313140, 314982, 349980, 396644, 422739, 469710, 472473, 495805, 497340, 523260, 524970, 563652, 594966, 629964, 704565, 787455, 845478, 892449, 939420, 944946, 991610, 1049940, 1189932, 1409130, 1487415, 1574910, 1690956, 1784898, 1889892, 1983220, 2113695, 2362365, 2677347, 2818260, 2974830, 3149820, 3569796, 4227390, 4462245, 4724730, 5354694, 5949660, 8032041, 8454780, 8924490, 9449460, 10709388, 13386735, 16064082, 17848980, 26773470, 32128164, 40160205, 53546940, 80320410, 160640820]

約数ペア:

[(1, 160640820), (2, 80320410), (3, 53546940), (4, 40160205), (5, 32128164), (6, 26773470), (9, 17848980), (10, 16064082), (12, 13386735), (15, 10709388), (17, 9449460), (18, 8924490), (19, 8454780), (20, 8032041), (27, 5949660), (30, 5354694), (34, 4724730), (36, 4462245), (38, 4227390), (45, 3569796), (51, 3149820), (54, 2974830), (57, 2818260), (60, 2677347), (68, 2362365), (76, 2113695), (81, 1983220), (85, 1889892), (90, 1784898), (95, 1690956), (102, 1574910), (108, 1487415), (114, 1409130), (135, 1189932), (153, 1049940), (162, 991610), (170, 944946), (171, 939420), (180, 892449), (190, 845478), (204, 787455), (228, 704565), (255, 629964), (270, 594966), (285, 563652), (306, 524970), (307, 523260), (323, 497340), (324, 495805), (340, 472473), (342, 469710), (380, 422739), (405, 396644), (459, 349980), (510, 314982), (513, 313140), (540, 297483), (570, 281826), (612, 262485), (614, 261630), (646, 248670), (684, 234855), (765, 209988), (810, 198322), (855, 187884), (918, 174990), (921, 174420), (969, 165780), (1020, 157491), (1026, 156570), (1140, 140913), (1228, 130815), (1292, 124335), (1377, 116660), (1530, 104994), (1535, 104652), (1539, 104380), (1615, 99468), (1620, 99161), (1710, 93942), (1836, 87495), (1842, 87210), (1938, 82890), (2052, 78285), (2295, 69996), (2565, 62628), (2754, 58330), (2763, 58140), (2907, 55260), (3060, 52497), (3070, 52326), (3078, 52190), (3230, 49734), (3420, 46971), (3684, 43605), (3876, 41445), (4590, 34998), (4605, 34884), (4845, 33156), (5130, 31314), (5219, 30780), (5508, 29165), (5526, 29070), (5814, 27630), (5833, 27540), (6140, 26163), (6156, 26095), (6460, 24867), (6885, 23332), (7695, 20876), (8289, 19380), (8721, 18420), (9180, 17499), (9210, 17442), (9690, 16578), (10260, 15657), (10438, 15390), (11052, 14535), (11628, 13815), (11666, 13770)]