153720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1$

素因数の和:85

約数の個数: 96

約数和(自身を含む): 580320

約数和(自身を除く): 426600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 61, 63, 70, 72, 84, 90, 105, 120, 122, 126, 140, 168, 180, 183, 210, 244, 252, 280, 305, 315, 360, 366, 420, 427, 488, 504, 549, 610, 630, 732, 840, 854, 915, 1098, 1220, 1260, 1281, 1464, 1708, 1830, 2135, 2196, 2440, 2520, 2562, 2745, 3416, 3660, 3843, 4270, 4392, 5124, 5490, 6405, 7320, 7686, 8540, 10248, 10980, 12810, 15372, 17080, 19215, 21960, 25620, 30744, 38430, 51240, 76860, 153720]

約数ペア:

[(1, 153720), (2, 76860), (3, 51240), (4, 38430), (5, 30744), (6, 25620), (7, 21960), (8, 19215), (9, 17080), (10, 15372), (12, 12810), (14, 10980), (15, 10248), (18, 8540), (20, 7686), (21, 7320), (24, 6405), (28, 5490), (30, 5124), (35, 4392), (36, 4270), (40, 3843), (42, 3660), (45, 3416), (56, 2745), (60, 2562), (61, 2520), (63, 2440), (70, 2196), (72, 2135), (84, 1830), (90, 1708), (105, 1464), (120, 1281), (122, 1260), (126, 1220), (140, 1098), (168, 915), (180, 854), (183, 840), (210, 732), (244, 630), (252, 610), (280, 549), (305, 504), (315, 488), (360, 427), (366, 420)]