1898742960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{138797}}^1$

素因数の和:138835

約数の個数: 120

約数和(自身を含む): 6712271280

約数和(自身を除く): 4813528320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 380, 456, 570, 684, 720, 760, 855, 912, 1140, 1368, 1520, 1710, 2280, 2736, 3420, 4560, 6840, 13680, 138797, 277594, 416391, 555188, 693985, 832782, 1110376, 1249173, 1387970, 1665564, 2081955, 2220752, 2498346, 2637143, 2775940, 3331128, 4163910, 4996692, 5274286, 5551880, 6245865, 6662256, 7911429, 8327820, 9993384, 10548572, 11103760, 12491730, 13185715, 15822858, 16655640, 19986768, 21097144, 23734287, 24983460, 26371430, 31645716, 33311280, 39557145, 42194288, 47468574, 49966920, 52742860, 63291432, 79114290, 94937148, 99933840, 105485720, 118671435, 126582864, 158228580, 189874296, 210971440, 237342870, 316457160, 379748592, 474685740, 632914320, 949371480, 1898742960]

約数ペア:

[(1, 1898742960), (2, 949371480), (3, 632914320), (4, 474685740), (5, 379748592), (6, 316457160), (8, 237342870), (9, 210971440), (10, 189874296), (12, 158228580), (15, 126582864), (16, 118671435), (18, 105485720), (19, 99933840), (20, 94937148), (24, 79114290), (30, 63291432), (36, 52742860), (38, 49966920), (40, 47468574), (45, 42194288), (48, 39557145), (57, 33311280), (60, 31645716), (72, 26371430), (76, 24983460), (80, 23734287), (90, 21097144), (95, 19986768), (114, 16655640), (120, 15822858), (144, 13185715), (152, 12491730), (171, 11103760), (180, 10548572), (190, 9993384), (228, 8327820), (240, 7911429), (285, 6662256), (304, 6245865), (342, 5551880), (360, 5274286), (380, 4996692), (456, 4163910), (570, 3331128), (684, 2775940), (720, 2637143), (760, 2498346), (855, 2220752), (912, 2081955), (1140, 1665564), (1368, 1387970), (1520, 1249173), (1710, 1110376), (2280, 832782), (2736, 693985), (3420, 555188), (4560, 416391), (6840, 277594), (13680, 138797)]