11872980

素因数分解:

$2^2\times 3^5\times 5^1\times 7^1\times {\mathrm{349}}^1$

素因数の和:380

約数の個数: 144

約数和(自身を含む): 42806400

約数和(自身を除く): 30933420

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 243, 252, 270, 315, 324, 349, 378, 405, 420, 486, 540, 567, 630, 698, 756, 810, 945, 972, 1047, 1134, 1215, 1260, 1396, 1620, 1701, 1745, 1890, 2094, 2268, 2430, 2443, 2835, 3141, 3402, 3490, 3780, 4188, 4860, 4886, 5235, 5670, 6282, 6804, 6980, 7329, 8505, 9423, 9772, 10470, 11340, 12215, 12564, 14658, 15705, 17010, 18846, 20940, 21987, 24430, 28269, 29316, 31410, 34020, 36645, 37692, 43974, 47115, 48860, 56538, 62820, 65961, 73290, 84807, 87948, 94230, 109935, 113076, 131922, 141345, 146580, 169614, 188460, 197883, 219870, 263844, 282690, 329805, 339228, 395766, 424035, 439740, 565380, 593649, 659610, 791532, 848070, 989415, 1187298, 1319220, 1696140, 1978830, 2374596, 2968245, 3957660, 5936490, 11872980]

約数ペア:

[(1, 11872980), (2, 5936490), (3, 3957660), (4, 2968245), (5, 2374596), (6, 1978830), (7, 1696140), (9, 1319220), (10, 1187298), (12, 989415), (14, 848070), (15, 791532), (18, 659610), (20, 593649), (21, 565380), (27, 439740), (28, 424035), (30, 395766), (35, 339228), (36, 329805), (42, 282690), (45, 263844), (54, 219870), (60, 197883), (63, 188460), (70, 169614), (81, 146580), (84, 141345), (90, 131922), (105, 113076), (108, 109935), (126, 94230), (135, 87948), (140, 84807), (162, 73290), (180, 65961), (189, 62820), (210, 56538), (243, 48860), (252, 47115), (270, 43974), (315, 37692), (324, 36645), (349, 34020), (378, 31410), (405, 29316), (420, 28269), (486, 24430), (540, 21987), (567, 20940), (630, 18846), (698, 17010), (756, 15705), (810, 14658), (945, 12564), (972, 12215), (1047, 11340), (1134, 10470), (1215, 9772), (1260, 9423), (1396, 8505), (1620, 7329), (1701, 6980), (1745, 6804), (1890, 6282), (2094, 5670), (2268, 5235), (2430, 4886), (2443, 4860), (2835, 4188), (3141, 3780), (3402, 3490)]