290880240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^2\times {\mathrm{103}}^1$

素因数の和:208

約数の個数: 240

約数和(自身を含む): 1066550784

約数和(自身を除く): 775670544

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 41, 42, 48, 56, 60, 70, 80, 82, 84, 103, 105, 112, 120, 123, 140, 164, 168, 205, 206, 210, 240, 246, 280, 287, 309, 328, 336, 410, 412, 420, 492, 515, 560, 574, 615, 618, 656, 721, 820, 824, 840, 861, 984, 1030, 1148, 1230, 1236, 1435, 1442, 1545, 1640, 1648, 1680, 1681, 1722, 1968, 2060, 2163, 2296, 2460, 2472, 2870, 2884, 3090, 3280, 3362, 3444, 3605, 4120, 4223, 4305, 4326, 4592, 4920, 4944, 5043, 5740, 5768, 6180, 6724, 6888, 7210, 8240, 8405, 8446, 8610, 8652, 9840, 10086, 10815, 11480, 11536, 11767, 12360, 12669, 13448, 13776, 14420, 16810, 16892, 17220, 17304, 20172, 21115, 21630, 22960, 23534, 24720, 25215, 25338, 26896, 28840, 29561, 33620, 33784, 34440, 34608, 35301, 40344, 42230, 43260, 47068, 50430, 50676, 57680, 58835, 59122, 63345, 67240, 67568, 68880, 70602, 80688, 84460, 86520, 88683, 94136, 100860, 101352, 117670, 118244, 126690, 134480, 141204, 147805, 168920, 173040, 173143, 176505, 177366, 188272, 201720, 202704, 235340, 236488, 253380, 282408, 295610, 337840, 346286, 353010, 354732, 403440, 443415, 470680, 472976, 506760, 519429, 564816, 591220, 692572, 706020, 709464, 865715, 886830, 941360, 1013520, 1038858, 1182440, 1212001, 1385144, 1412040, 1418928, 1731430, 1773660, 2077716, 2364880, 2424002, 2597145, 2770288, 2824080, 3462860, 3547320, 3636003, 4155432, 4848004, 5194290, 6060005, 6925720, 7094640, 7272006, 8310864, 9696008, 10388580, 12120010, 13851440, 14544012, 18180015, 19392016, 20777160, 24240020, 29088024, 36360030, 41554320, 48480040, 58176048, 72720060, 96960080, 145440120, 290880240]

約数ペア:

[(1, 290880240), (2, 145440120), (3, 96960080), (4, 72720060), (5, 58176048), (6, 48480040), (7, 41554320), (8, 36360030), (10, 29088024), (12, 24240020), (14, 20777160), (15, 19392016), (16, 18180015), (20, 14544012), (21, 13851440), (24, 12120010), (28, 10388580), (30, 9696008), (35, 8310864), (40, 7272006), (41, 7094640), (42, 6925720), (48, 6060005), (56, 5194290), (60, 4848004), (70, 4155432), (80, 3636003), (82, 3547320), (84, 3462860), (103, 2824080), (105, 2770288), (112, 2597145), (120, 2424002), (123, 2364880), (140, 2077716), (164, 1773660), (168, 1731430), (205, 1418928), (206, 1412040), (210, 1385144), (240, 1212001), (246, 1182440), (280, 1038858), (287, 1013520), (309, 941360), (328, 886830), (336, 865715), (410, 709464), (412, 706020), (420, 692572), (492, 591220), (515, 564816), (560, 519429), (574, 506760), (615, 472976), (618, 470680), (656, 443415), (721, 403440), (820, 354732), (824, 353010), (840, 346286), (861, 337840), (984, 295610), (1030, 282408), (1148, 253380), (1230, 236488), (1236, 235340), (1435, 202704), (1442, 201720), (1545, 188272), (1640, 177366), (1648, 176505), (1680, 173143), (1681, 173040), (1722, 168920), (1968, 147805), (2060, 141204), (2163, 134480), (2296, 126690), (2460, 118244), (2472, 117670), (2870, 101352), (2884, 100860), (3090, 94136), (3280, 88683), (3362, 86520), (3444, 84460), (3605, 80688), (4120, 70602), (4223, 68880), (4305, 67568), (4326, 67240), (4592, 63345), (4920, 59122), (4944, 58835), (5043, 57680), (5740, 50676), (5768, 50430), (6180, 47068), (6724, 43260), (6888, 42230), (7210, 40344), (8240, 35301), (8405, 34608), (8446, 34440), (8610, 33784), (8652, 33620), (9840, 29561), (10086, 28840), (10815, 26896), (11480, 25338), (11536, 25215), (11767, 24720), (12360, 23534), (12669, 22960), (13448, 21630), (13776, 21115), (14420, 20172), (16810, 17304), (16892, 17220)]