147578320

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1229}}^1$

素因数の和:1340

約数の個数: 80

約数和(自身を含む): 366048000

約数和(自身を除く): 218469680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 79, 80, 95, 152, 158, 190, 304, 316, 380, 395, 632, 760, 790, 1229, 1264, 1501, 1520, 1580, 2458, 3002, 3160, 4916, 6004, 6145, 6320, 7505, 9832, 12008, 12290, 15010, 19664, 23351, 24016, 24580, 30020, 46702, 49160, 60040, 93404, 97091, 98320, 116755, 120080, 186808, 194182, 233510, 373616, 388364, 467020, 485455, 776728, 934040, 970910, 1553456, 1844729, 1868080, 1941820, 3689458, 3883640, 7378916, 7767280, 9223645, 14757832, 18447290, 29515664, 36894580, 73789160, 147578320]

約数ペア:

[(1, 147578320), (2, 73789160), (4, 36894580), (5, 29515664), (8, 18447290), (10, 14757832), (16, 9223645), (19, 7767280), (20, 7378916), (38, 3883640), (40, 3689458), (76, 1941820), (79, 1868080), (80, 1844729), (95, 1553456), (152, 970910), (158, 934040), (190, 776728), (304, 485455), (316, 467020), (380, 388364), (395, 373616), (632, 233510), (760, 194182), (790, 186808), (1229, 120080), (1264, 116755), (1501, 98320), (1520, 97091), (1580, 93404), (2458, 60040), (3002, 49160), (3160, 46702), (4916, 30020), (6004, 24580), (6145, 24016), (6320, 23351), (7505, 19664), (9832, 15010), (12008, 12290)]