240076720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{367}}^1$

素因数の和:447

約数の個数: 160

約数和(自身を含む): 655458048

約数和(自身を除く): 415381328

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 37, 40, 52, 65, 68, 74, 80, 85, 104, 130, 136, 148, 170, 185, 208, 221, 260, 272, 296, 340, 367, 370, 442, 481, 520, 592, 629, 680, 734, 740, 884, 962, 1040, 1105, 1258, 1360, 1468, 1480, 1768, 1835, 1924, 2210, 2405, 2516, 2936, 2960, 3145, 3536, 3670, 3848, 4420, 4771, 4810, 5032, 5872, 6239, 6290, 7340, 7696, 8177, 8840, 9542, 9620, 10064, 12478, 12580, 13579, 14680, 16354, 17680, 19084, 19240, 23855, 24956, 25160, 27158, 29360, 31195, 32708, 38168, 38480, 40885, 47710, 49912, 50320, 54316, 62390, 65416, 67895, 76336, 81107, 81770, 95420, 99824, 108632, 124780, 130832, 135790, 162214, 163540, 176527, 190840, 217264, 230843, 249560, 271580, 324428, 327080, 353054, 381680, 405535, 461686, 499120, 543160, 648856, 654160, 706108, 811070, 882635, 923372, 1086320, 1154215, 1297712, 1412216, 1622140, 1765270, 1846744, 2308430, 2824432, 3000959, 3244280, 3530540, 3693488, 4616860, 6001918, 6488560, 7061080, 9233720, 12003836, 14122160, 15004795, 18467440, 24007672, 30009590, 48015344, 60019180, 120038360, 240076720]

約数ペア:

[(1, 240076720), (2, 120038360), (4, 60019180), (5, 48015344), (8, 30009590), (10, 24007672), (13, 18467440), (16, 15004795), (17, 14122160), (20, 12003836), (26, 9233720), (34, 7061080), (37, 6488560), (40, 6001918), (52, 4616860), (65, 3693488), (68, 3530540), (74, 3244280), (80, 3000959), (85, 2824432), (104, 2308430), (130, 1846744), (136, 1765270), (148, 1622140), (170, 1412216), (185, 1297712), (208, 1154215), (221, 1086320), (260, 923372), (272, 882635), (296, 811070), (340, 706108), (367, 654160), (370, 648856), (442, 543160), (481, 499120), (520, 461686), (592, 405535), (629, 381680), (680, 353054), (734, 327080), (740, 324428), (884, 271580), (962, 249560), (1040, 230843), (1105, 217264), (1258, 190840), (1360, 176527), (1468, 163540), (1480, 162214), (1768, 135790), (1835, 130832), (1924, 124780), (2210, 108632), (2405, 99824), (2516, 95420), (2936, 81770), (2960, 81107), (3145, 76336), (3536, 67895), (3670, 65416), (3848, 62390), (4420, 54316), (4771, 50320), (4810, 49912), (5032, 47710), (5872, 40885), (6239, 38480), (6290, 38168), (7340, 32708), (7696, 31195), (8177, 29360), (8840, 27158), (9542, 25160), (9620, 24956), (10064, 23855), (12478, 19240), (12580, 19084), (13579, 17680), (14680, 16354)]