399658920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{2971}}^1$

素因数の和:3063

約数の個数: 128

約数和(自身を含む): 1283904000

約数和(自身を除く): 884245080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 59, 60, 76, 95, 114, 118, 120, 152, 177, 190, 228, 236, 285, 295, 354, 380, 456, 472, 570, 590, 708, 760, 885, 1121, 1140, 1180, 1416, 1770, 2242, 2280, 2360, 2971, 3363, 3540, 4484, 5605, 5942, 6726, 7080, 8913, 8968, 11210, 11884, 13452, 14855, 16815, 17826, 22420, 23768, 26904, 29710, 33630, 35652, 44565, 44840, 56449, 59420, 67260, 71304, 89130, 112898, 118840, 134520, 169347, 175289, 178260, 225796, 282245, 338694, 350578, 356520, 451592, 525867, 564490, 677388, 701156, 846735, 876445, 1051734, 1128980, 1354776, 1402312, 1693470, 1752890, 2103468, 2257960, 2629335, 3330491, 3386940, 3505780, 4206936, 5258670, 6660982, 6773880, 7011560, 9991473, 10517340, 13321964, 16652455, 19982946, 21034680, 26643928, 33304910, 39965892, 49957365, 66609820, 79931784, 99914730, 133219640, 199829460, 399658920]

約数ペア:

[(1, 399658920), (2, 199829460), (3, 133219640), (4, 99914730), (5, 79931784), (6, 66609820), (8, 49957365), (10, 39965892), (12, 33304910), (15, 26643928), (19, 21034680), (20, 19982946), (24, 16652455), (30, 13321964), (38, 10517340), (40, 9991473), (57, 7011560), (59, 6773880), (60, 6660982), (76, 5258670), (95, 4206936), (114, 3505780), (118, 3386940), (120, 3330491), (152, 2629335), (177, 2257960), (190, 2103468), (228, 1752890), (236, 1693470), (285, 1402312), (295, 1354776), (354, 1128980), (380, 1051734), (456, 876445), (472, 846735), (570, 701156), (590, 677388), (708, 564490), (760, 525867), (885, 451592), (1121, 356520), (1140, 350578), (1180, 338694), (1416, 282245), (1770, 225796), (2242, 178260), (2280, 175289), (2360, 169347), (2971, 134520), (3363, 118840), (3540, 112898), (4484, 89130), (5605, 71304), (5942, 67260), (6726, 59420), (7080, 56449), (8913, 44840), (8968, 44565), (11210, 35652), (11884, 33630), (13452, 29710), (14855, 26904), (16815, 23768), (17826, 22420)]