202389760

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:240

約数の個数: 144

約数和(自身を含む): 524506752

約数和(自身を除く): 322116992

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 71, 80, 85, 128, 131, 136, 142, 160, 170, 256, 262, 272, 284, 320, 340, 355, 524, 544, 568, 640, 655, 680, 710, 1048, 1088, 1136, 1207, 1280, 1310, 1360, 1420, 2096, 2176, 2227, 2272, 2414, 2620, 2720, 2840, 4192, 4352, 4454, 4544, 4828, 5240, 5440, 5680, 6035, 8384, 8908, 9088, 9301, 9656, 10480, 10880, 11135, 11360, 12070, 16768, 17816, 18176, 18602, 19312, 20960, 21760, 22270, 22720, 24140, 33536, 35632, 37204, 38624, 41920, 44540, 45440, 46505, 48280, 71264, 74408, 77248, 83840, 89080, 90880, 93010, 96560, 142528, 148816, 154496, 158117, 167680, 178160, 186020, 193120, 285056, 297632, 308992, 316234, 356320, 372040, 386240, 570112, 595264, 632468, 712640, 744080, 772480, 790585, 1190528, 1264936, 1425280, 1488160, 1544960, 1581170, 2381056, 2529872, 2850560, 2976320, 3162340, 5059744, 5952640, 6324680, 10119488, 11905280, 12649360, 20238976, 25298720, 40477952, 50597440, 101194880, 202389760]

約数ペア:

[(1, 202389760), (2, 101194880), (4, 50597440), (5, 40477952), (8, 25298720), (10, 20238976), (16, 12649360), (17, 11905280), (20, 10119488), (32, 6324680), (34, 5952640), (40, 5059744), (64, 3162340), (68, 2976320), (71, 2850560), (80, 2529872), (85, 2381056), (128, 1581170), (131, 1544960), (136, 1488160), (142, 1425280), (160, 1264936), (170, 1190528), (256, 790585), (262, 772480), (272, 744080), (284, 712640), (320, 632468), (340, 595264), (355, 570112), (524, 386240), (544, 372040), (568, 356320), (640, 316234), (655, 308992), (680, 297632), (710, 285056), (1048, 193120), (1088, 186020), (1136, 178160), (1207, 167680), (1280, 158117), (1310, 154496), (1360, 148816), (1420, 142528), (2096, 96560), (2176, 93010), (2227, 90880), (2272, 89080), (2414, 83840), (2620, 77248), (2720, 74408), (2840, 71264), (4192, 48280), (4352, 46505), (4454, 45440), (4544, 44540), (4828, 41920), (5240, 38624), (5440, 37204), (5680, 35632), (6035, 33536), (8384, 24140), (8908, 22720), (9088, 22270), (9301, 21760), (9656, 20960), (10480, 19312), (10880, 18602), (11135, 18176), (11360, 17816), (12070, 16768)]