128499120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{317}}^1\times {\mathrm{563}}^1$

素因数の和:899

約数の個数: 120

約数和(自身を含む): 433673136

約数和(自身を除く): 305174016

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 317, 360, 563, 634, 720, 951, 1126, 1268, 1585, 1689, 1902, 2252, 2536, 2815, 2853, 3170, 3378, 3804, 4504, 4755, 5067, 5072, 5630, 5706, 6340, 6756, 7608, 8445, 9008, 9510, 10134, 11260, 11412, 12680, 13512, 14265, 15216, 16890, 19020, 20268, 22520, 22824, 25335, 25360, 27024, 28530, 33780, 38040, 40536, 45040, 45648, 50670, 57060, 67560, 76080, 81072, 101340, 114120, 135120, 178471, 202680, 228240, 356942, 405360, 535413, 713884, 892355, 1070826, 1427768, 1606239, 1784710, 2141652, 2677065, 2855536, 3212478, 3569420, 4283304, 5354130, 6424956, 7138840, 8031195, 8566608, 10708260, 12849912, 14277680, 16062390, 21416520, 25699824, 32124780, 42833040, 64249560, 128499120]

約数ペア:

[(1, 128499120), (2, 64249560), (3, 42833040), (4, 32124780), (5, 25699824), (6, 21416520), (8, 16062390), (9, 14277680), (10, 12849912), (12, 10708260), (15, 8566608), (16, 8031195), (18, 7138840), (20, 6424956), (24, 5354130), (30, 4283304), (36, 3569420), (40, 3212478), (45, 2855536), (48, 2677065), (60, 2141652), (72, 1784710), (80, 1606239), (90, 1427768), (120, 1070826), (144, 892355), (180, 713884), (240, 535413), (317, 405360), (360, 356942), (563, 228240), (634, 202680), (720, 178471), (951, 135120), (1126, 114120), (1268, 101340), (1585, 81072), (1689, 76080), (1902, 67560), (2252, 57060), (2536, 50670), (2815, 45648), (2853, 45040), (3170, 40536), (3378, 38040), (3804, 33780), (4504, 28530), (4755, 27024), (5067, 25360), (5072, 25335), (5630, 22824), (5706, 22520), (6340, 20268), (6756, 19020), (7608, 16890), (8445, 15216), (9008, 14265), (9510, 13512), (10134, 12680), (11260, 11412)]