215331960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1439}}^1$

素因数の和:1525

約数の個数: 128

約数和(自身を含む): 684288000

約数和(自身を除く): 468956040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 43, 58, 60, 86, 87, 116, 120, 129, 145, 172, 174, 215, 232, 258, 290, 344, 348, 430, 435, 516, 580, 645, 696, 860, 870, 1032, 1160, 1247, 1290, 1439, 1720, 1740, 2494, 2580, 2878, 3480, 3741, 4317, 4988, 5160, 5756, 6235, 7195, 7482, 8634, 9976, 11512, 12470, 14390, 14964, 17268, 18705, 21585, 24940, 28780, 29928, 34536, 37410, 41731, 43170, 49880, 57560, 61877, 74820, 83462, 86340, 123754, 125193, 149640, 166924, 172680, 185631, 208655, 247508, 250386, 309385, 333848, 371262, 417310, 495016, 500772, 618770, 625965, 742524, 834620, 928155, 1001544, 1237540, 1251930, 1485048, 1669240, 1794433, 1856310, 2475080, 2503860, 3588866, 3712620, 5007720, 5383299, 7177732, 7425240, 8972165, 10766598, 14355464, 17944330, 21533196, 26916495, 35888660, 43066392, 53832990, 71777320, 107665980, 215331960]

約数ペア:

[(1, 215331960), (2, 107665980), (3, 71777320), (4, 53832990), (5, 43066392), (6, 35888660), (8, 26916495), (10, 21533196), (12, 17944330), (15, 14355464), (20, 10766598), (24, 8972165), (29, 7425240), (30, 7177732), (40, 5383299), (43, 5007720), (58, 3712620), (60, 3588866), (86, 2503860), (87, 2475080), (116, 1856310), (120, 1794433), (129, 1669240), (145, 1485048), (172, 1251930), (174, 1237540), (215, 1001544), (232, 928155), (258, 834620), (290, 742524), (344, 625965), (348, 618770), (430, 500772), (435, 495016), (516, 417310), (580, 371262), (645, 333848), (696, 309385), (860, 250386), (870, 247508), (1032, 208655), (1160, 185631), (1247, 172680), (1290, 166924), (1439, 149640), (1720, 125193), (1740, 123754), (2494, 86340), (2580, 83462), (2878, 74820), (3480, 61877), (3741, 57560), (4317, 49880), (4988, 43170), (5160, 41731), (5756, 37410), (6235, 34536), (7195, 29928), (7482, 28780), (8634, 24940), (9976, 21585), (11512, 18705), (12470, 17268), (14390, 14964)]