215380680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{1049}}^1$

素因数の和:1151

約数の個数: 128

約数和(自身を含む): 680400000

約数和(自身を除く): 465019320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 59, 60, 87, 116, 118, 120, 145, 174, 177, 232, 236, 290, 295, 348, 354, 435, 472, 580, 590, 696, 708, 870, 885, 1049, 1160, 1180, 1416, 1711, 1740, 1770, 2098, 2360, 3147, 3422, 3480, 3540, 4196, 5133, 5245, 6294, 6844, 7080, 8392, 8555, 10266, 10490, 12588, 13688, 15735, 17110, 20532, 20980, 25176, 25665, 30421, 31470, 34220, 41064, 41960, 51330, 60842, 61891, 62940, 68440, 91263, 102660, 121684, 123782, 125880, 152105, 182526, 185673, 205320, 243368, 247564, 304210, 309455, 365052, 371346, 456315, 495128, 608420, 618910, 730104, 742692, 912630, 928365, 1216840, 1237820, 1485384, 1794839, 1825260, 1856730, 2475640, 3589678, 3650520, 3713460, 5384517, 7179356, 7426920, 8974195, 10769034, 14358712, 17948390, 21538068, 26922585, 35896780, 43076136, 53845170, 71793560, 107690340, 215380680]

約数ペア:

[(1, 215380680), (2, 107690340), (3, 71793560), (4, 53845170), (5, 43076136), (6, 35896780), (8, 26922585), (10, 21538068), (12, 17948390), (15, 14358712), (20, 10769034), (24, 8974195), (29, 7426920), (30, 7179356), (40, 5384517), (58, 3713460), (59, 3650520), (60, 3589678), (87, 2475640), (116, 1856730), (118, 1825260), (120, 1794839), (145, 1485384), (174, 1237820), (177, 1216840), (232, 928365), (236, 912630), (290, 742692), (295, 730104), (348, 618910), (354, 608420), (435, 495128), (472, 456315), (580, 371346), (590, 365052), (696, 309455), (708, 304210), (870, 247564), (885, 243368), (1049, 205320), (1160, 185673), (1180, 182526), (1416, 152105), (1711, 125880), (1740, 123782), (1770, 121684), (2098, 102660), (2360, 91263), (3147, 68440), (3422, 62940), (3480, 61891), (3540, 60842), (4196, 51330), (5133, 41960), (5245, 41064), (6294, 34220), (6844, 31470), (7080, 30421), (8392, 25665), (8555, 25176), (10266, 20980), (10490, 20532), (12588, 17110), (13688, 15735)]