420866280

素因数分解:

$2^3\times 3^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{283}}^1$

素因数の和:332

約数の個数: 256

約数和(自身を含む): 1509062400

約数和(自身を除く): 1088196120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 51, 54, 60, 68, 72, 81, 85, 90, 102, 108, 120, 135, 136, 153, 162, 170, 180, 204, 216, 243, 255, 270, 283, 306, 324, 340, 360, 405, 408, 459, 486, 510, 540, 566, 612, 648, 680, 729, 765, 810, 849, 918, 972, 1020, 1080, 1132, 1215, 1224, 1377, 1415, 1458, 1530, 1620, 1698, 1836, 1944, 2040, 2187, 2264, 2295, 2430, 2547, 2754, 2830, 2916, 3060, 3240, 3396, 3645, 3672, 4131, 4245, 4374, 4590, 4811, 4860, 5094, 5508, 5660, 5832, 6120, 6792, 6885, 7290, 7641, 8262, 8490, 8748, 9180, 9622, 9720, 10188, 10935, 11016, 11320, 12393, 12735, 13770, 14433, 14580, 15282, 16524, 16980, 17496, 18360, 19244, 20376, 20655, 21870, 22923, 24055, 24786, 25470, 27540, 28866, 29160, 30564, 33048, 33960, 37179, 38205, 38488, 41310, 43299, 43740, 45846, 48110, 49572, 50940, 55080, 57732, 61128, 61965, 68769, 72165, 74358, 76410, 82620, 86598, 87480, 91692, 96220, 99144, 101880, 114615, 115464, 123930, 129897, 137538, 144330, 148716, 152820, 165240, 173196, 183384, 185895, 192440, 206307, 216495, 229230, 247860, 259794, 275076, 288660, 297432, 305640, 343845, 346392, 371790, 389691, 412614, 432990, 458460, 495720, 519588, 550152, 577320, 618921, 649485, 687690, 743580, 779382, 825228, 865980, 916920, 1031535, 1039176, 1169073, 1237842, 1298970, 1375380, 1487160, 1558764, 1650456, 1731960, 1948455, 2063070, 2338146, 2475684, 2597940, 2750760, 3094605, 3117528, 3507219, 3896910, 4126140, 4676292, 4951368, 5195880, 5845365, 6189210, 7014438, 7793820, 8252280, 9352584, 10521657, 11690730, 12378420, 14028876, 15587640, 17536095, 21043314, 23381460, 24756840, 28057752, 35072190, 42086628, 46762920, 52608285, 70144380, 84173256, 105216570, 140288760, 210433140, 420866280]

約数ペア:

[(1, 420866280), (2, 210433140), (3, 140288760), (4, 105216570), (5, 84173256), (6, 70144380), (8, 52608285), (9, 46762920), (10, 42086628), (12, 35072190), (15, 28057752), (17, 24756840), (18, 23381460), (20, 21043314), (24, 17536095), (27, 15587640), (30, 14028876), (34, 12378420), (36, 11690730), (40, 10521657), (45, 9352584), (51, 8252280), (54, 7793820), (60, 7014438), (68, 6189210), (72, 5845365), (81, 5195880), (85, 4951368), (90, 4676292), (102, 4126140), (108, 3896910), (120, 3507219), (135, 3117528), (136, 3094605), (153, 2750760), (162, 2597940), (170, 2475684), (180, 2338146), (204, 2063070), (216, 1948455), (243, 1731960), (255, 1650456), (270, 1558764), (283, 1487160), (306, 1375380), (324, 1298970), (340, 1237842), (360, 1169073), (405, 1039176), (408, 1031535), (459, 916920), (486, 865980), (510, 825228), (540, 779382), (566, 743580), (612, 687690), (648, 649485), (680, 618921), (729, 577320), (765, 550152), (810, 519588), (849, 495720), (918, 458460), (972, 432990), (1020, 412614), (1080, 389691), (1132, 371790), (1215, 346392), (1224, 343845), (1377, 305640), (1415, 297432), (1458, 288660), (1530, 275076), (1620, 259794), (1698, 247860), (1836, 229230), (1944, 216495), (2040, 206307), (2187, 192440), (2264, 185895), (2295, 183384), (2430, 173196), (2547, 165240), (2754, 152820), (2830, 148716), (2916, 144330), (3060, 137538), (3240, 129897), (3396, 123930), (3645, 115464), (3672, 114615), (4131, 101880), (4245, 99144), (4374, 96220), (4590, 91692), (4811, 87480), (4860, 86598), (5094, 82620), (5508, 76410), (5660, 74358), (5832, 72165), (6120, 68769), (6792, 61965), (6885, 61128), (7290, 57732), (7641, 55080), (8262, 50940), (8490, 49572), (8748, 48110), (9180, 45846), (9622, 43740), (9720, 43299), (10188, 41310), (10935, 38488), (11016, 38205), (11320, 37179), (12393, 33960), (12735, 33048), (13770, 30564), (14433, 29160), (14580, 28866), (15282, 27540), (16524, 25470), (16980, 24786), (17496, 24055), (18360, 22923), (19244, 21870), (20376, 20655)]