1806727020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{977}}^1$

素因数の和:1057

約数の個数: 288

約数和(自身を含む): 6405884352

約数和(自身を除く): 4599157332

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 37, 42, 49, 51, 60, 68, 70, 74, 84, 85, 98, 102, 105, 111, 119, 140, 147, 148, 170, 185, 196, 204, 210, 222, 238, 245, 255, 259, 294, 340, 357, 370, 420, 444, 476, 490, 510, 518, 555, 588, 595, 629, 714, 735, 740, 777, 833, 977, 980, 1020, 1036, 1110, 1190, 1258, 1295, 1428, 1470, 1554, 1666, 1785, 1813, 1887, 1954, 2220, 2380, 2499, 2516, 2590, 2931, 2940, 3108, 3145, 3332, 3570, 3626, 3774, 3885, 3908, 4165, 4403, 4885, 4998, 5180, 5439, 5862, 6290, 6839, 7140, 7252, 7548, 7770, 8330, 8806, 9065, 9435, 9770, 9996, 10878, 11724, 12495, 12580, 13209, 13678, 14655, 15540, 16609, 16660, 17612, 18130, 18870, 19540, 20517, 21756, 22015, 24990, 26418, 27195, 27356, 29310, 30821, 33218, 34195, 36149, 36260, 37740, 41034, 44030, 47873, 49827, 49980, 52836, 54390, 58620, 61642, 66045, 66436, 68390, 72298, 82068, 83045, 88060, 92463, 95746, 99654, 102585, 108447, 108780, 116263, 123284, 132090, 136780, 143619, 144596, 154105, 166090, 180745, 184926, 191492, 199308, 205170, 216894, 232526, 239365, 249135, 253043, 264180, 287238, 308210, 332180, 348789, 361490, 369852, 410340, 433788, 462315, 465052, 478730, 498270, 506086, 542235, 574476, 581315, 614533, 616420, 697578, 718095, 722980, 759129, 813841, 924630, 957460, 996540, 1012172, 1084470, 1162630, 1229066, 1265215, 1395156, 1436190, 1518258, 1627682, 1743945, 1771301, 1843599, 1849260, 2168940, 2325260, 2441523, 2458132, 2530430, 2872380, 3036516, 3072665, 3255364, 3487890, 3542602, 3687198, 3795645, 4069205, 4301731, 4883046, 5060860, 5313903, 6145330, 6975780, 7085204, 7374396, 7591290, 8138410, 8603462, 8856505, 9217995, 9766092, 10627806, 12207615, 12290660, 12905193, 15182580, 16276820, 17206924, 17713010, 18435990, 21255612, 21508655, 24415230, 25810386, 26569515, 30112117, 35426020, 36871980, 43017310, 48830460, 51620772, 53139030, 60224234, 64525965, 86034620, 90336351, 106278060, 120448468, 129051930, 150560585, 180672702, 258103860, 301121170, 361345404, 451681755, 602242340, 903363510, 1806727020]

約数ペア:

[(1, 1806727020), (2, 903363510), (3, 602242340), (4, 451681755), (5, 361345404), (6, 301121170), (7, 258103860), (10, 180672702), (12, 150560585), (14, 129051930), (15, 120448468), (17, 106278060), (20, 90336351), (21, 86034620), (28, 64525965), (30, 60224234), (34, 53139030), (35, 51620772), (37, 48830460), (42, 43017310), (49, 36871980), (51, 35426020), (60, 30112117), (68, 26569515), (70, 25810386), (74, 24415230), (84, 21508655), (85, 21255612), (98, 18435990), (102, 17713010), (105, 17206924), (111, 16276820), (119, 15182580), (140, 12905193), (147, 12290660), (148, 12207615), (170, 10627806), (185, 9766092), (196, 9217995), (204, 8856505), (210, 8603462), (222, 8138410), (238, 7591290), (245, 7374396), (255, 7085204), (259, 6975780), (294, 6145330), (340, 5313903), (357, 5060860), (370, 4883046), (420, 4301731), (444, 4069205), (476, 3795645), (490, 3687198), (510, 3542602), (518, 3487890), (555, 3255364), (588, 3072665), (595, 3036516), (629, 2872380), (714, 2530430), (735, 2458132), (740, 2441523), (777, 2325260), (833, 2168940), (977, 1849260), (980, 1843599), (1020, 1771301), (1036, 1743945), (1110, 1627682), (1190, 1518258), (1258, 1436190), (1295, 1395156), (1428, 1265215), (1470, 1229066), (1554, 1162630), (1666, 1084470), (1785, 1012172), (1813, 996540), (1887, 957460), (1954, 924630), (2220, 813841), (2380, 759129), (2499, 722980), (2516, 718095), (2590, 697578), (2931, 616420), (2940, 614533), (3108, 581315), (3145, 574476), (3332, 542235), (3570, 506086), (3626, 498270), (3774, 478730), (3885, 465052), (3908, 462315), (4165, 433788), (4403, 410340), (4885, 369852), (4998, 361490), (5180, 348789), (5439, 332180), (5862, 308210), (6290, 287238), (6839, 264180), (7140, 253043), (7252, 249135), (7548, 239365), (7770, 232526), (8330, 216894), (8806, 205170), (9065, 199308), (9435, 191492), (9770, 184926), (9996, 180745), (10878, 166090), (11724, 154105), (12495, 144596), (12580, 143619), (13209, 136780), (13678, 132090), (14655, 123284), (15540, 116263), (16609, 108780), (16660, 108447), (17612, 102585), (18130, 99654), (18870, 95746), (19540, 92463), (20517, 88060), (21756, 83045), (22015, 82068), (24990, 72298), (26418, 68390), (27195, 66436), (27356, 66045), (29310, 61642), (30821, 58620), (33218, 54390), (34195, 52836), (36149, 49980), (36260, 49827), (37740, 47873), (41034, 44030)]