405995220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{307}}^1$

素因数の和:435

約数の個数: 192

約数和(自身を含む): 1324646400

約数和(自身を除く): 918651180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 79, 90, 93, 108, 124, 135, 155, 158, 180, 186, 237, 270, 279, 307, 310, 316, 372, 395, 465, 474, 540, 558, 614, 620, 711, 790, 837, 921, 930, 948, 1116, 1185, 1228, 1395, 1422, 1535, 1580, 1674, 1842, 1860, 2133, 2370, 2449, 2763, 2790, 2844, 3070, 3348, 3555, 3684, 4185, 4266, 4605, 4740, 4898, 5526, 5580, 6140, 7110, 7347, 8289, 8370, 8532, 9210, 9517, 9796, 10665, 11052, 12245, 13815, 14220, 14694, 16578, 16740, 18420, 19034, 21330, 22041, 24253, 24490, 27630, 28551, 29388, 33156, 36735, 38068, 41445, 42660, 44082, 47585, 48506, 48980, 55260, 57102, 66123, 72759, 73470, 82890, 85653, 88164, 95170, 97012, 110205, 114204, 121265, 132246, 142755, 145518, 146940, 165780, 171306, 190340, 218277, 220410, 242530, 256959, 264492, 285510, 291036, 330615, 342612, 363795, 428265, 436554, 440820, 485060, 513918, 571020, 654831, 661230, 727590, 751843, 856530, 873108, 1027836, 1091385, 1284795, 1309662, 1322460, 1455180, 1503686, 1713060, 2182770, 2255529, 2569590, 2619324, 3007372, 3274155, 3759215, 4365540, 4511058, 5139180, 6548310, 6766587, 7518430, 9022116, 11277645, 13096620, 13533174, 15036860, 20299761, 22555290, 27066348, 33832935, 40599522, 45110580, 67665870, 81199044, 101498805, 135331740, 202997610, 405995220]

約数ペア:

[(1, 405995220), (2, 202997610), (3, 135331740), (4, 101498805), (5, 81199044), (6, 67665870), (9, 45110580), (10, 40599522), (12, 33832935), (15, 27066348), (18, 22555290), (20, 20299761), (27, 15036860), (30, 13533174), (31, 13096620), (36, 11277645), (45, 9022116), (54, 7518430), (60, 6766587), (62, 6548310), (79, 5139180), (90, 4511058), (93, 4365540), (108, 3759215), (124, 3274155), (135, 3007372), (155, 2619324), (158, 2569590), (180, 2255529), (186, 2182770), (237, 1713060), (270, 1503686), (279, 1455180), (307, 1322460), (310, 1309662), (316, 1284795), (372, 1091385), (395, 1027836), (465, 873108), (474, 856530), (540, 751843), (558, 727590), (614, 661230), (620, 654831), (711, 571020), (790, 513918), (837, 485060), (921, 440820), (930, 436554), (948, 428265), (1116, 363795), (1185, 342612), (1228, 330615), (1395, 291036), (1422, 285510), (1535, 264492), (1580, 256959), (1674, 242530), (1842, 220410), (1860, 218277), (2133, 190340), (2370, 171306), (2449, 165780), (2763, 146940), (2790, 145518), (2844, 142755), (3070, 132246), (3348, 121265), (3555, 114204), (3684, 110205), (4185, 97012), (4266, 95170), (4605, 88164), (4740, 85653), (4898, 82890), (5526, 73470), (5580, 72759), (6140, 66123), (7110, 57102), (7347, 55260), (8289, 48980), (8370, 48506), (8532, 47585), (9210, 44082), (9517, 42660), (9796, 41445), (10665, 38068), (11052, 36735), (12245, 33156), (13815, 29388), (14220, 28551), (14694, 27630), (16578, 24490), (16740, 24253), (18420, 22041), (19034, 21330)]