19270440

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{2549}}^1$

素因数の和:2576

約数の個数: 128

約数和(自身を含む): 73440000

約数和(自身を除く): 54169560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 2549, 3780, 5098, 7560, 7647, 10196, 12745, 15294, 17843, 20392, 22941, 25490, 30588, 35686, 38235, 45882, 50980, 53529, 61176, 68823, 71372, 76470, 89215, 91764, 101960, 107058, 114705, 137646, 142744, 152940, 160587, 178430, 183528, 214116, 229410, 267645, 275292, 305880, 321174, 344115, 356860, 428232, 458820, 481761, 535290, 550584, 642348, 688230, 713720, 802935, 917640, 963522, 1070580, 1284696, 1376460, 1605870, 1927044, 2141160, 2408805, 2752920, 3211740, 3854088, 4817610, 6423480, 9635220, 19270440]

約数ペア:

[(1, 19270440), (2, 9635220), (3, 6423480), (4, 4817610), (5, 3854088), (6, 3211740), (7, 2752920), (8, 2408805), (9, 2141160), (10, 1927044), (12, 1605870), (14, 1376460), (15, 1284696), (18, 1070580), (20, 963522), (21, 917640), (24, 802935), (27, 713720), (28, 688230), (30, 642348), (35, 550584), (36, 535290), (40, 481761), (42, 458820), (45, 428232), (54, 356860), (56, 344115), (60, 321174), (63, 305880), (70, 275292), (72, 267645), (84, 229410), (90, 214116), (105, 183528), (108, 178430), (120, 160587), (126, 152940), (135, 142744), (140, 137646), (168, 114705), (180, 107058), (189, 101960), (210, 91764), (216, 89215), (252, 76470), (270, 71372), (280, 68823), (315, 61176), (360, 53529), (378, 50980), (420, 45882), (504, 38235), (540, 35686), (630, 30588), (756, 25490), (840, 22941), (945, 20392), (1080, 17843), (1260, 15294), (1512, 12745), (1890, 10196), (2520, 7647), (2549, 7560), (3780, 5098)]