198129720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1297}}^1$

素因数の和:1397

約数の個数: 128

約数和(自身を含む): 635500800

約数和(自身を除く): 437371080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 67, 76, 95, 114, 120, 134, 152, 190, 201, 228, 268, 285, 335, 380, 402, 456, 536, 570, 670, 760, 804, 1005, 1140, 1273, 1297, 1340, 1608, 2010, 2280, 2546, 2594, 2680, 3819, 3891, 4020, 5092, 5188, 6365, 6485, 7638, 7782, 8040, 10184, 10376, 12730, 12970, 15276, 15564, 19095, 19455, 24643, 25460, 25940, 30552, 31128, 38190, 38910, 49286, 50920, 51880, 73929, 76380, 77820, 86899, 98572, 123215, 147858, 152760, 155640, 173798, 197144, 246430, 260697, 295716, 347596, 369645, 434495, 492860, 521394, 591432, 695192, 739290, 868990, 985720, 1042788, 1303485, 1478580, 1651081, 1737980, 2085576, 2606970, 2957160, 3302162, 3475960, 4953243, 5213940, 6604324, 8255405, 9906486, 10427880, 13208648, 16510810, 19812972, 24766215, 33021620, 39625944, 49532430, 66043240, 99064860, 198129720]

約数ペア:

[(1, 198129720), (2, 99064860), (3, 66043240), (4, 49532430), (5, 39625944), (6, 33021620), (8, 24766215), (10, 19812972), (12, 16510810), (15, 13208648), (19, 10427880), (20, 9906486), (24, 8255405), (30, 6604324), (38, 5213940), (40, 4953243), (57, 3475960), (60, 3302162), (67, 2957160), (76, 2606970), (95, 2085576), (114, 1737980), (120, 1651081), (134, 1478580), (152, 1303485), (190, 1042788), (201, 985720), (228, 868990), (268, 739290), (285, 695192), (335, 591432), (380, 521394), (402, 492860), (456, 434495), (536, 369645), (570, 347596), (670, 295716), (760, 260697), (804, 246430), (1005, 197144), (1140, 173798), (1273, 155640), (1297, 152760), (1340, 147858), (1608, 123215), (2010, 98572), (2280, 86899), (2546, 77820), (2594, 76380), (2680, 73929), (3819, 51880), (3891, 50920), (4020, 49286), (5092, 38910), (5188, 38190), (6365, 31128), (6485, 30552), (7638, 25940), (7782, 25460), (8040, 24643), (10184, 19455), (10376, 19095), (12730, 15564), (12970, 15276)]