217924020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1$

素因数の和:272

約数の個数: 240

約数和(自身を含む): 745346448

約数和(自身を除く): 527422428

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 41, 45, 51, 54, 60, 68, 81, 82, 85, 90, 102, 108, 123, 135, 153, 162, 164, 170, 180, 193, 204, 205, 246, 255, 270, 306, 324, 340, 369, 386, 405, 410, 459, 492, 510, 540, 579, 612, 615, 697, 738, 765, 772, 810, 820, 918, 965, 1020, 1107, 1158, 1230, 1377, 1394, 1476, 1530, 1620, 1737, 1836, 1845, 1930, 2091, 2214, 2295, 2316, 2460, 2754, 2788, 2895, 3060, 3281, 3321, 3474, 3485, 3690, 3860, 4182, 4428, 4590, 5211, 5508, 5535, 5790, 6273, 6562, 6642, 6885, 6948, 6970, 7380, 7913, 8364, 8685, 9180, 9843, 10422, 10455, 11070, 11580, 12546, 13124, 13284, 13770, 13940, 15633, 15826, 16405, 16605, 17370, 18819, 19686, 20844, 20910, 22140, 23739, 25092, 26055, 27540, 29529, 31266, 31365, 31652, 32810, 33210, 34740, 37638, 39372, 39565, 41820, 47478, 49215, 52110, 56457, 59058, 62532, 62730, 65620, 66420, 71217, 75276, 78165, 79130, 88587, 94095, 94956, 98430, 104220, 112914, 118116, 118695, 125460, 134521, 142434, 147645, 156330, 158260, 177174, 188190, 196860, 213651, 225828, 237390, 265761, 269042, 282285, 284868, 295290, 312660, 354348, 356085, 376380, 403563, 427302, 442935, 474780, 531522, 538084, 564570, 590580, 640953, 672605, 712170, 807126, 854604, 885870, 1063044, 1068255, 1129140, 1210689, 1281906, 1328805, 1345210, 1424340, 1614252, 1771740, 2017815, 2136510, 2421378, 2563812, 2657610, 2690420, 3204765, 3632067, 4035630, 4273020, 4842756, 5315220, 6053445, 6409530, 7264134, 8071260, 10896201, 12106890, 12819060, 14528268, 18160335, 21792402, 24213780, 36320670, 43584804, 54481005, 72641340, 108962010, 217924020]

約数ペア:

[(1, 217924020), (2, 108962010), (3, 72641340), (4, 54481005), (5, 43584804), (6, 36320670), (9, 24213780), (10, 21792402), (12, 18160335), (15, 14528268), (17, 12819060), (18, 12106890), (20, 10896201), (27, 8071260), (30, 7264134), (34, 6409530), (36, 6053445), (41, 5315220), (45, 4842756), (51, 4273020), (54, 4035630), (60, 3632067), (68, 3204765), (81, 2690420), (82, 2657610), (85, 2563812), (90, 2421378), (102, 2136510), (108, 2017815), (123, 1771740), (135, 1614252), (153, 1424340), (162, 1345210), (164, 1328805), (170, 1281906), (180, 1210689), (193, 1129140), (204, 1068255), (205, 1063044), (246, 885870), (255, 854604), (270, 807126), (306, 712170), (324, 672605), (340, 640953), (369, 590580), (386, 564570), (405, 538084), (410, 531522), (459, 474780), (492, 442935), (510, 427302), (540, 403563), (579, 376380), (612, 356085), (615, 354348), (697, 312660), (738, 295290), (765, 284868), (772, 282285), (810, 269042), (820, 265761), (918, 237390), (965, 225828), (1020, 213651), (1107, 196860), (1158, 188190), (1230, 177174), (1377, 158260), (1394, 156330), (1476, 147645), (1530, 142434), (1620, 134521), (1737, 125460), (1836, 118695), (1845, 118116), (1930, 112914), (2091, 104220), (2214, 98430), (2295, 94956), (2316, 94095), (2460, 88587), (2754, 79130), (2788, 78165), (2895, 75276), (3060, 71217), (3281, 66420), (3321, 65620), (3474, 62730), (3485, 62532), (3690, 59058), (3860, 56457), (4182, 52110), (4428, 49215), (4590, 47478), (5211, 41820), (5508, 39565), (5535, 39372), (5790, 37638), (6273, 34740), (6562, 33210), (6642, 32810), (6885, 31652), (6948, 31365), (6970, 31266), (7380, 29529), (7913, 27540), (8364, 26055), (8685, 25092), (9180, 23739), (9843, 22140), (10422, 20910), (10455, 20844), (11070, 19686), (11580, 18819), (12546, 17370), (13124, 16605), (13284, 16405), (13770, 15826), (13940, 15633)]