391356480

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:285

約数の個数: 224

約数和(自身を含む): 1301666688

約数和(自身を除く): 910310208

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 61, 64, 80, 82, 96, 120, 122, 123, 160, 163, 164, 183, 192, 205, 240, 244, 246, 305, 320, 326, 328, 366, 410, 480, 488, 489, 492, 610, 615, 652, 656, 732, 815, 820, 915, 960, 976, 978, 984, 1220, 1230, 1304, 1312, 1464, 1630, 1640, 1830, 1952, 1956, 1968, 2440, 2445, 2460, 2501, 2608, 2624, 2928, 3260, 3280, 3660, 3904, 3912, 3936, 4880, 4890, 4920, 5002, 5216, 5856, 6520, 6560, 6683, 7320, 7503, 7824, 7872, 9760, 9780, 9840, 9943, 10004, 10432, 11712, 12505, 13040, 13120, 13366, 14640, 15006, 15648, 19520, 19560, 19680, 19886, 20008, 20049, 25010, 26080, 26732, 29280, 29829, 30012, 31296, 33415, 37515, 39120, 39360, 39772, 40016, 40098, 49715, 50020, 52160, 53464, 58560, 59658, 60024, 66830, 75030, 78240, 79544, 80032, 80196, 99430, 100040, 100245, 106928, 119316, 120048, 133660, 149145, 150060, 156480, 159088, 160064, 160392, 198860, 200080, 200490, 213856, 238632, 240096, 267320, 298290, 300120, 318176, 320784, 397720, 400160, 400980, 407663, 427712, 477264, 480192, 534640, 596580, 600240, 636352, 641568, 795440, 800320, 801960, 815326, 954528, 1069280, 1193160, 1200480, 1222989, 1283136, 1590880, 1603920, 1630652, 1909056, 2038315, 2138560, 2386320, 2400960, 2445978, 3181760, 3207840, 3261304, 4076630, 4772640, 4891956, 6114945, 6415680, 6522608, 8153260, 9545280, 9783912, 12229890, 13045216, 16306520, 19567824, 24459780, 26090432, 32613040, 39135648, 48919560, 65226080, 78271296, 97839120, 130452160, 195678240, 391356480]

約数ペア:

[(1, 391356480), (2, 195678240), (3, 130452160), (4, 97839120), (5, 78271296), (6, 65226080), (8, 48919560), (10, 39135648), (12, 32613040), (15, 26090432), (16, 24459780), (20, 19567824), (24, 16306520), (30, 13045216), (32, 12229890), (40, 9783912), (41, 9545280), (48, 8153260), (60, 6522608), (61, 6415680), (64, 6114945), (80, 4891956), (82, 4772640), (96, 4076630), (120, 3261304), (122, 3207840), (123, 3181760), (160, 2445978), (163, 2400960), (164, 2386320), (183, 2138560), (192, 2038315), (205, 1909056), (240, 1630652), (244, 1603920), (246, 1590880), (305, 1283136), (320, 1222989), (326, 1200480), (328, 1193160), (366, 1069280), (410, 954528), (480, 815326), (488, 801960), (489, 800320), (492, 795440), (610, 641568), (615, 636352), (652, 600240), (656, 596580), (732, 534640), (815, 480192), (820, 477264), (915, 427712), (960, 407663), (976, 400980), (978, 400160), (984, 397720), (1220, 320784), (1230, 318176), (1304, 300120), (1312, 298290), (1464, 267320), (1630, 240096), (1640, 238632), (1830, 213856), (1952, 200490), (1956, 200080), (1968, 198860), (2440, 160392), (2445, 160064), (2460, 159088), (2501, 156480), (2608, 150060), (2624, 149145), (2928, 133660), (3260, 120048), (3280, 119316), (3660, 106928), (3904, 100245), (3912, 100040), (3936, 99430), (4880, 80196), (4890, 80032), (4920, 79544), (5002, 78240), (5216, 75030), (5856, 66830), (6520, 60024), (6560, 59658), (6683, 58560), (7320, 53464), (7503, 52160), (7824, 50020), (7872, 49715), (9760, 40098), (9780, 40016), (9840, 39772), (9943, 39360), (10004, 39120), (10432, 37515), (11712, 33415), (12505, 31296), (13040, 30012), (13120, 29829), (13366, 29280), (14640, 26732), (15006, 26080), (15648, 25010), (19520, 20049), (19560, 20008), (19680, 19886)]