1406236440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{10663}}^1$

素因数の和:10841

約数の個数: 128

約数和(自身を含む): 4852546560

約数和(自身を除く): 3446310120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 157, 168, 210, 280, 314, 420, 471, 628, 785, 840, 942, 1099, 1256, 1570, 1884, 2198, 2355, 3140, 3297, 3768, 4396, 4710, 5495, 6280, 6594, 8792, 9420, 10663, 10990, 13188, 16485, 18840, 21326, 21980, 26376, 31989, 32970, 42652, 43960, 53315, 63978, 65940, 74641, 85304, 106630, 127956, 131880, 149282, 159945, 213260, 223923, 255912, 298564, 319890, 373205, 426520, 447846, 597128, 639780, 746410, 895692, 1119615, 1279560, 1492820, 1674091, 1791384, 2239230, 2985640, 3348182, 4478460, 5022273, 6696364, 8370455, 8956920, 10044546, 11718637, 13392728, 16740910, 20089092, 23437274, 25111365, 33481820, 35155911, 40178184, 46874548, 50222730, 58593185, 66963640, 70311822, 93749096, 100445460, 117186370, 140623644, 175779555, 200890920, 234372740, 281247288, 351559110, 468745480, 703118220, 1406236440]

約数ペア:

[(1, 1406236440), (2, 703118220), (3, 468745480), (4, 351559110), (5, 281247288), (6, 234372740), (7, 200890920), (8, 175779555), (10, 140623644), (12, 117186370), (14, 100445460), (15, 93749096), (20, 70311822), (21, 66963640), (24, 58593185), (28, 50222730), (30, 46874548), (35, 40178184), (40, 35155911), (42, 33481820), (56, 25111365), (60, 23437274), (70, 20089092), (84, 16740910), (105, 13392728), (120, 11718637), (140, 10044546), (157, 8956920), (168, 8370455), (210, 6696364), (280, 5022273), (314, 4478460), (420, 3348182), (471, 2985640), (628, 2239230), (785, 1791384), (840, 1674091), (942, 1492820), (1099, 1279560), (1256, 1119615), (1570, 895692), (1884, 746410), (2198, 639780), (2355, 597128), (3140, 447846), (3297, 426520), (3768, 373205), (4396, 319890), (4710, 298564), (5495, 255912), (6280, 223923), (6594, 213260), (8792, 159945), (9420, 149282), (10663, 131880), (10990, 127956), (13188, 106630), (16485, 85304), (18840, 74641), (21326, 65940), (21980, 63978), (26376, 53315), (31989, 43960), (32970, 42652)]