2666221320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{211}}^1\times {\mathrm{307}}^1$

素因数の和:553

約数の個数: 256

約数和(自身を含む): 9402624000

約数和(自身を除く): 6736402680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 211, 245, 280, 294, 307, 343, 392, 420, 422, 490, 588, 614, 633, 686, 735, 840, 844, 921, 980, 1029, 1055, 1176, 1228, 1266, 1372, 1470, 1477, 1535, 1688, 1715, 1842, 1960, 2058, 2110, 2149, 2456, 2532, 2744, 2940, 2954, 3070, 3165, 3430, 3684, 4116, 4220, 4298, 4431, 4605, 5064, 5145, 5880, 5908, 6140, 6330, 6447, 6860, 7368, 7385, 8232, 8440, 8596, 8862, 9210, 10290, 10339, 10745, 11816, 12280, 12660, 12894, 13720, 14770, 15043, 17192, 17724, 18420, 20580, 20678, 21490, 22155, 25320, 25788, 29540, 30086, 31017, 32235, 35448, 36840, 41160, 41356, 42980, 44310, 45129, 51576, 51695, 59080, 60172, 62034, 64470, 64777, 72373, 75215, 82712, 85960, 88620, 90258, 103390, 105301, 120344, 124068, 128940, 129554, 144746, 150430, 155085, 177240, 180516, 194331, 206780, 210602, 217119, 225645, 248136, 257880, 259108, 289492, 300860, 310170, 315903, 323885, 361032, 361865, 388662, 413560, 421204, 434238, 451290, 453439, 518216, 526505, 578984, 601720, 620340, 631806, 647770, 723730, 777324, 842408, 868476, 902580, 906878, 971655, 1053010, 1085595, 1240680, 1263612, 1295540, 1360317, 1447460, 1554648, 1579515, 1736952, 1805160, 1813756, 1943310, 2106020, 2171190, 2267195, 2527224, 2591080, 2720634, 2894920, 3159030, 3174073, 3627512, 3886620, 4212040, 4342380, 4534390, 5441268, 6318060, 6348146, 6801585, 7773240, 8684760, 9068780, 9522219, 10882536, 12636120, 12696292, 13603170, 15870365, 18137560, 19044438, 22218511, 25392584, 27206340, 31740730, 38088876, 44437022, 47611095, 54412680, 63481460, 66655533, 76177752, 88874044, 95222190, 111092555, 126962920, 133311066, 177748088, 190444380, 222185110, 266622132, 333277665, 380888760, 444370220, 533244264, 666555330, 888740440, 1333110660, 2666221320]

約数ペア:

[(1, 2666221320), (2, 1333110660), (3, 888740440), (4, 666555330), (5, 533244264), (6, 444370220), (7, 380888760), (8, 333277665), (10, 266622132), (12, 222185110), (14, 190444380), (15, 177748088), (20, 133311066), (21, 126962920), (24, 111092555), (28, 95222190), (30, 88874044), (35, 76177752), (40, 66655533), (42, 63481460), (49, 54412680), (56, 47611095), (60, 44437022), (70, 38088876), (84, 31740730), (98, 27206340), (105, 25392584), (120, 22218511), (140, 19044438), (147, 18137560), (168, 15870365), (196, 13603170), (210, 12696292), (211, 12636120), (245, 10882536), (280, 9522219), (294, 9068780), (307, 8684760), (343, 7773240), (392, 6801585), (420, 6348146), (422, 6318060), (490, 5441268), (588, 4534390), (614, 4342380), (633, 4212040), (686, 3886620), (735, 3627512), (840, 3174073), (844, 3159030), (921, 2894920), (980, 2720634), (1029, 2591080), (1055, 2527224), (1176, 2267195), (1228, 2171190), (1266, 2106020), (1372, 1943310), (1470, 1813756), (1477, 1805160), (1535, 1736952), (1688, 1579515), (1715, 1554648), (1842, 1447460), (1960, 1360317), (2058, 1295540), (2110, 1263612), (2149, 1240680), (2456, 1085595), (2532, 1053010), (2744, 971655), (2940, 906878), (2954, 902580), (3070, 868476), (3165, 842408), (3430, 777324), (3684, 723730), (4116, 647770), (4220, 631806), (4298, 620340), (4431, 601720), (4605, 578984), (5064, 526505), (5145, 518216), (5880, 453439), (5908, 451290), (6140, 434238), (6330, 421204), (6447, 413560), (6860, 388662), (7368, 361865), (7385, 361032), (8232, 323885), (8440, 315903), (8596, 310170), (8862, 300860), (9210, 289492), (10290, 259108), (10339, 257880), (10745, 248136), (11816, 225645), (12280, 217119), (12660, 210602), (12894, 206780), (13720, 194331), (14770, 180516), (15043, 177240), (17192, 155085), (17724, 150430), (18420, 144746), (20580, 129554), (20678, 128940), (21490, 124068), (22155, 120344), (25320, 105301), (25788, 103390), (29540, 90258), (30086, 88620), (31017, 85960), (32235, 82712), (35448, 75215), (36840, 72373), (41160, 64777), (41356, 64470), (42980, 62034), (44310, 60172), (45129, 59080), (51576, 51695)]