217197360

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{15877}}^1$

素因数の和:15915

約数の個数: 120

約数和(自身を含む): 767860080

約数和(自身を除く): 550662720

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, 15877, 31754, 47631, 63508, 79385, 95262, 127016, 142893, 158770, 190524, 238155, 254032, 285786, 301663, 317540, 381048, 476310, 571572, 603326, 635080, 714465, 762096, 904989, 952620, 1143144, 1206652, 1270160, 1428930, 1508315, 1809978, 1905240, 2286288, 2413304, 2714967, 2857860, 3016630, 3619956, 3810480, 4524945, 4826608, 5429934, 5715720, 6033260, 7239912, 9049890, 10859868, 11431440, 12066520, 13574835, 14479824, 18099780, 21719736, 24133040, 27149670, 36199560, 43439472, 54299340, 72399120, 108598680, 217197360]

約数ペア:

[(1, 217197360), (2, 108598680), (3, 72399120), (4, 54299340), (5, 43439472), (6, 36199560), (8, 27149670), (9, 24133040), (10, 21719736), (12, 18099780), (15, 14479824), (16, 13574835), (18, 12066520), (19, 11431440), (20, 10859868), (24, 9049890), (30, 7239912), (36, 6033260), (38, 5715720), (40, 5429934), (45, 4826608), (48, 4524945), (57, 3810480), (60, 3619956), (72, 3016630), (76, 2857860), (80, 2714967), (90, 2413304), (95, 2286288), (114, 1905240), (120, 1809978), (144, 1508315), (152, 1428930), (171, 1270160), (180, 1206652), (190, 1143144), (228, 952620), (240, 904989), (285, 762096), (304, 714465), (342, 635080), (360, 603326), (380, 571572), (456, 476310), (570, 381048), (684, 317540), (720, 301663), (760, 285786), (855, 254032), (912, 238155), (1140, 190524), (1368, 158770), (1520, 142893), (1710, 127016), (2280, 95262), (2736, 79385), (3420, 63508), (4560, 47631), (6840, 31754), (13680, 15877)]