18867771720

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{743}}^1\times {\mathrm{3359}}^1$

素因数の和:4129

約数の個数: 256

約数和(自身を含む): 71995392000

約数和(自身を除く): 53127620280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 743, 756, 840, 945, 1080, 1260, 1486, 1512, 1890, 2229, 2520, 2972, 3359, 3715, 3780, 4458, 5201, 5944, 6687, 6718, 7430, 7560, 8916, 10077, 10402, 11145, 13374, 13436, 14860, 15603, 16795, 17832, 20061, 20154, 20804, 22290, 23513, 26005, 26748, 26872, 29720, 30231, 31206, 33435, 33590, 40122, 40308, 41608, 44580, 46809, 47026, 50385, 52010, 53496, 60462, 62412, 66870, 67180, 70539, 78015, 80244, 80616, 89160, 90693, 93618, 94052, 100305, 100770, 104020, 117565, 120924, 124824, 133740, 134360, 140427, 141078, 151155, 156030, 160488, 181386, 187236, 188104, 200610, 201540, 208040, 211617, 234045, 235130, 241848, 267480, 280854, 282156, 302310, 312060, 352695, 362772, 374472, 401220, 403080, 423234, 453465, 468090, 470260, 561708, 564312, 604620, 624120, 634851, 702135, 705390, 725544, 802440, 846468, 906930, 936180, 940520, 1058085, 1123416, 1209240, 1269702, 1404270, 1410780, 1692936, 1813860, 1872360, 2116170, 2495737, 2539404, 2808540, 2821560, 3174255, 3627720, 4232340, 4991474, 5078808, 5617080, 6348510, 7487211, 8464680, 9982948, 12478685, 12697020, 14974422, 17470159, 19965896, 22461633, 24957370, 25394040, 29948844, 34940318, 37436055, 44923266, 49914740, 52410477, 59897688, 67384899, 69880636, 74872110, 87350795, 89846532, 99829480, 104820954, 112308165, 134769798, 139761272, 149744220, 157231431, 174701590, 179693064, 209641908, 224616330, 262052385, 269539596, 299488440, 314462862, 336924495, 349403180, 419283816, 449232660, 471694293, 524104770, 539079192, 628925724, 673848990, 698806360, 786157155, 898465320, 943388586, 1048209540, 1257851448, 1347697980, 1572314310, 1886777172, 2096419080, 2358471465, 2695395960, 3144628620, 3773554344, 4716942930, 6289257240, 9433885860, 18867771720]

約数ペア:

[(1, 18867771720), (2, 9433885860), (3, 6289257240), (4, 4716942930), (5, 3773554344), (6, 3144628620), (7, 2695395960), (8, 2358471465), (9, 2096419080), (10, 1886777172), (12, 1572314310), (14, 1347697980), (15, 1257851448), (18, 1048209540), (20, 943388586), (21, 898465320), (24, 786157155), (27, 698806360), (28, 673848990), (30, 628925724), (35, 539079192), (36, 524104770), (40, 471694293), (42, 449232660), (45, 419283816), (54, 349403180), (56, 336924495), (60, 314462862), (63, 299488440), (70, 269539596), (72, 262052385), (84, 224616330), (90, 209641908), (105, 179693064), (108, 174701590), (120, 157231431), (126, 149744220), (135, 139761272), (140, 134769798), (168, 112308165), (180, 104820954), (189, 99829480), (210, 89846532), (216, 87350795), (252, 74872110), (270, 69880636), (280, 67384899), (315, 59897688), (360, 52410477), (378, 49914740), (420, 44923266), (504, 37436055), (540, 34940318), (630, 29948844), (743, 25394040), (756, 24957370), (840, 22461633), (945, 19965896), (1080, 17470159), (1260, 14974422), (1486, 12697020), (1512, 12478685), (1890, 9982948), (2229, 8464680), (2520, 7487211), (2972, 6348510), (3359, 5617080), (3715, 5078808), (3780, 4991474), (4458, 4232340), (5201, 3627720), (5944, 3174255), (6687, 2821560), (6718, 2808540), (7430, 2539404), (7560, 2495737), (8916, 2116170), (10077, 1872360), (10402, 1813860), (11145, 1692936), (13374, 1410780), (13436, 1404270), (14860, 1269702), (15603, 1209240), (16795, 1123416), (17832, 1058085), (20061, 940520), (20154, 936180), (20804, 906930), (22290, 846468), (23513, 802440), (26005, 725544), (26748, 705390), (26872, 702135), (29720, 634851), (30231, 624120), (31206, 604620), (33435, 564312), (33590, 561708), (40122, 470260), (40308, 468090), (41608, 453465), (44580, 423234), (46809, 403080), (47026, 401220), (50385, 374472), (52010, 362772), (53496, 352695), (60462, 312060), (62412, 302310), (66870, 282156), (67180, 280854), (70539, 267480), (78015, 241848), (80244, 235130), (80616, 234045), (89160, 211617), (90693, 208040), (93618, 201540), (94052, 200610), (100305, 188104), (100770, 187236), (104020, 181386), (117565, 160488), (120924, 156030), (124824, 151155), (133740, 141078), (134360, 140427)]