205126530

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{239}}^1$

素因数の和:384

約数の個数: 128

約数和(自身を含む): 582819840

約数和(自身を除く): 377693310

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 61, 67, 70, 105, 122, 134, 183, 201, 210, 239, 305, 335, 366, 402, 427, 469, 478, 610, 670, 717, 854, 915, 938, 1005, 1195, 1281, 1407, 1434, 1673, 1830, 2010, 2135, 2345, 2390, 2562, 2814, 3346, 3585, 4087, 4270, 4690, 5019, 6405, 7035, 7170, 8174, 8365, 10038, 12261, 12810, 14070, 14579, 16013, 16730, 20435, 24522, 25095, 28609, 29158, 32026, 40870, 43737, 48039, 50190, 57218, 61305, 72895, 80065, 85827, 87474, 96078, 102053, 112091, 122610, 143045, 145790, 160130, 171654, 204106, 218685, 224182, 240195, 286090, 306159, 336273, 429135, 437370, 480390, 510265, 560455, 612318, 672546, 858270, 976793, 1020530, 1120910, 1530795, 1681365, 1953586, 2930379, 3061590, 3362730, 4883965, 5860758, 6837551, 9767930, 13675102, 14651895, 20512653, 29303790, 34187755, 41025306, 68375510, 102563265, 205126530]

約数ペア:

[(1, 205126530), (2, 102563265), (3, 68375510), (5, 41025306), (6, 34187755), (7, 29303790), (10, 20512653), (14, 14651895), (15, 13675102), (21, 9767930), (30, 6837551), (35, 5860758), (42, 4883965), (61, 3362730), (67, 3061590), (70, 2930379), (105, 1953586), (122, 1681365), (134, 1530795), (183, 1120910), (201, 1020530), (210, 976793), (239, 858270), (305, 672546), (335, 612318), (366, 560455), (402, 510265), (427, 480390), (469, 437370), (478, 429135), (610, 336273), (670, 306159), (717, 286090), (854, 240195), (915, 224182), (938, 218685), (1005, 204106), (1195, 171654), (1281, 160130), (1407, 145790), (1434, 143045), (1673, 122610), (1830, 112091), (2010, 102053), (2135, 96078), (2345, 87474), (2390, 85827), (2562, 80065), (2814, 72895), (3346, 61305), (3585, 57218), (4087, 50190), (4270, 48039), (4690, 43737), (5019, 40870), (6405, 32026), (7035, 29158), (7170, 28609), (8174, 25095), (8365, 24522), (10038, 20435), (12261, 16730), (12810, 16013), (14070, 14579)]