1809980640

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3581}}^1$

素因数の和:3624

約数の個数: 288

約数和(自身を含む): 6899963616

約数和(自身を除く): 5089982976

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 81, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 162, 180, 195, 208, 216, 234, 240, 243, 260, 270, 288, 312, 324, 351, 360, 390, 405, 416, 432, 468, 480, 486, 520, 540, 585, 624, 648, 702, 720, 780, 810, 864, 936, 972, 1040, 1053, 1080, 1170, 1215, 1248, 1296, 1404, 1440, 1560, 1620, 1755, 1872, 1944, 2080, 2106, 2160, 2340, 2430, 2592, 2808, 3120, 3159, 3240, 3510, 3581, 3744, 3888, 4212, 4320, 4680, 4860, 5265, 5616, 6240, 6318, 6480, 7020, 7162, 7776, 8424, 9360, 9720, 10530, 10743, 11232, 12636, 12960, 14040, 14324, 15795, 16848, 17905, 18720, 19440, 21060, 21486, 25272, 28080, 28648, 31590, 32229, 33696, 35810, 38880, 42120, 42972, 46553, 50544, 53715, 56160, 57296, 63180, 64458, 71620, 84240, 85944, 93106, 96687, 101088, 107430, 114592, 126360, 128916, 139659, 143240, 161145, 168480, 171888, 186212, 193374, 214860, 232765, 252720, 257832, 279318, 286480, 290061, 322290, 343776, 372424, 386748, 418977, 429720, 465530, 483435, 505440, 515664, 558636, 572960, 580122, 644580, 698295, 744848, 773496, 837954, 859440, 870183, 931060, 966870, 1031328, 1117272, 1160244, 1256931, 1289160, 1396590, 1450305, 1489696, 1546992, 1675908, 1718880, 1740366, 1862120, 1933740, 2094885, 2234544, 2320488, 2513862, 2578320, 2793180, 2900610, 3093984, 3351816, 3480732, 3724240, 3770793, 3867480, 4189770, 4350915, 4469088, 4640976, 5027724, 5156640, 5586360, 5801220, 6284655, 6703632, 6961464, 7448480, 7541586, 7734960, 8379540, 8701830, 9281952, 10055448, 11172720, 11312379, 11602440, 12569310, 13407264, 13922928, 15083172, 15469920, 16759080, 17403660, 18853965, 20110896, 22345440, 22624758, 23204880, 25138620, 27845856, 30166344, 33518160, 34807320, 37707930, 40221792, 45249516, 46409760, 50277240, 56561895, 60332688, 67036320, 69614640, 75415860, 90499032, 100554480, 113123790, 120665376, 139229280, 150831720, 180998064, 201108960, 226247580, 301663440, 361996128, 452495160, 603326880, 904990320, 1809980640]

約数ペア:

[(1, 1809980640), (2, 904990320), (3, 603326880), (4, 452495160), (5, 361996128), (6, 301663440), (8, 226247580), (9, 201108960), (10, 180998064), (12, 150831720), (13, 139229280), (15, 120665376), (16, 113123790), (18, 100554480), (20, 90499032), (24, 75415860), (26, 69614640), (27, 67036320), (30, 60332688), (32, 56561895), (36, 50277240), (39, 46409760), (40, 45249516), (45, 40221792), (48, 37707930), (52, 34807320), (54, 33518160), (60, 30166344), (65, 27845856), (72, 25138620), (78, 23204880), (80, 22624758), (81, 22345440), (90, 20110896), (96, 18853965), (104, 17403660), (108, 16759080), (117, 15469920), (120, 15083172), (130, 13922928), (135, 13407264), (144, 12569310), (156, 11602440), (160, 11312379), (162, 11172720), (180, 10055448), (195, 9281952), (208, 8701830), (216, 8379540), (234, 7734960), (240, 7541586), (243, 7448480), (260, 6961464), (270, 6703632), (288, 6284655), (312, 5801220), (324, 5586360), (351, 5156640), (360, 5027724), (390, 4640976), (405, 4469088), (416, 4350915), (432, 4189770), (468, 3867480), (480, 3770793), (486, 3724240), (520, 3480732), (540, 3351816), (585, 3093984), (624, 2900610), (648, 2793180), (702, 2578320), (720, 2513862), (780, 2320488), (810, 2234544), (864, 2094885), (936, 1933740), (972, 1862120), (1040, 1740366), (1053, 1718880), (1080, 1675908), (1170, 1546992), (1215, 1489696), (1248, 1450305), (1296, 1396590), (1404, 1289160), (1440, 1256931), (1560, 1160244), (1620, 1117272), (1755, 1031328), (1872, 966870), (1944, 931060), (2080, 870183), (2106, 859440), (2160, 837954), (2340, 773496), (2430, 744848), (2592, 698295), (2808, 644580), (3120, 580122), (3159, 572960), (3240, 558636), (3510, 515664), (3581, 505440), (3744, 483435), (3888, 465530), (4212, 429720), (4320, 418977), (4680, 386748), (4860, 372424), (5265, 343776), (5616, 322290), (6240, 290061), (6318, 286480), (6480, 279318), (7020, 257832), (7162, 252720), (7776, 232765), (8424, 214860), (9360, 193374), (9720, 186212), (10530, 171888), (10743, 168480), (11232, 161145), (12636, 143240), (12960, 139659), (14040, 128916), (14324, 126360), (15795, 114592), (16848, 107430), (17905, 101088), (18720, 96687), (19440, 93106), (21060, 85944), (21486, 84240), (25272, 71620), (28080, 64458), (28648, 63180), (31590, 57296), (32229, 56160), (33696, 53715), (35810, 50544), (38880, 46553), (42120, 42972)]