131583480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{383}}^1\times {\mathrm{409}}^1$

素因数の和:813

約数の個数: 128

約数和(自身を含む): 453427200

約数和(自身を除く): 321843720

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, 168, 210, 280, 383, 409, 420, 766, 818, 840, 1149, 1227, 1532, 1636, 1915, 2045, 2298, 2454, 2681, 2863, 3064, 3272, 3830, 4090, 4596, 4908, 5362, 5726, 5745, 6135, 7660, 8043, 8180, 8589, 9192, 9816, 10724, 11452, 11490, 12270, 13405, 14315, 15320, 16086, 16360, 17178, 21448, 22904, 22980, 24540, 26810, 28630, 32172, 34356, 40215, 42945, 45960, 49080, 53620, 57260, 64344, 68712, 80430, 85890, 107240, 114520, 156647, 160860, 171780, 313294, 321720, 343560, 469941, 626588, 783235, 939882, 1096529, 1253176, 1566470, 1879764, 2193058, 2349705, 3132940, 3289587, 3759528, 4386116, 4699410, 5482645, 6265880, 6579174, 8772232, 9398820, 10965290, 13158348, 16447935, 18797640, 21930580, 26316696, 32895870, 43861160, 65791740, 131583480]

約数ペア:

[(1, 131583480), (2, 65791740), (3, 43861160), (4, 32895870), (5, 26316696), (6, 21930580), (7, 18797640), (8, 16447935), (10, 13158348), (12, 10965290), (14, 9398820), (15, 8772232), (20, 6579174), (21, 6265880), (24, 5482645), (28, 4699410), (30, 4386116), (35, 3759528), (40, 3289587), (42, 3132940), (56, 2349705), (60, 2193058), (70, 1879764), (84, 1566470), (105, 1253176), (120, 1096529), (140, 939882), (168, 783235), (210, 626588), (280, 469941), (383, 343560), (409, 321720), (420, 313294), (766, 171780), (818, 160860), (840, 156647), (1149, 114520), (1227, 107240), (1532, 85890), (1636, 80430), (1915, 68712), (2045, 64344), (2298, 57260), (2454, 53620), (2681, 49080), (2863, 45960), (3064, 42945), (3272, 40215), (3830, 34356), (4090, 32172), (4596, 28630), (4908, 26810), (5362, 24540), (5726, 22980), (5745, 22904), (6135, 21448), (7660, 17178), (8043, 16360), (8180, 16086), (8589, 15320), (9192, 14315), (9816, 13405), (10724, 12270), (11452, 11490)]