145704120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{281}}^1$

素因数の和:473

約数の個数: 128

約数和(自身を含む): 456840000

約数和(自身を除く): 311135880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 149, 174, 232, 281, 290, 298, 348, 435, 447, 562, 580, 596, 696, 745, 843, 870, 894, 1124, 1160, 1192, 1405, 1490, 1686, 1740, 1788, 2235, 2248, 2810, 2980, 3372, 3480, 3576, 4215, 4321, 4470, 5620, 5960, 6744, 8149, 8430, 8642, 8940, 11240, 12963, 16298, 16860, 17284, 17880, 21605, 24447, 25926, 32596, 33720, 34568, 40745, 41869, 43210, 48894, 51852, 64815, 65192, 81490, 83738, 86420, 97788, 103704, 122235, 125607, 129630, 162980, 167476, 172840, 195576, 209345, 244470, 251214, 259260, 325960, 334952, 418690, 488940, 502428, 518520, 628035, 837380, 977880, 1004856, 1214201, 1256070, 1674760, 2428402, 2512140, 3642603, 4856804, 5024280, 6071005, 7285206, 9713608, 12142010, 14570412, 18213015, 24284020, 29140824, 36426030, 48568040, 72852060, 145704120]

約数ペア:

[(1, 145704120), (2, 72852060), (3, 48568040), (4, 36426030), (5, 29140824), (6, 24284020), (8, 18213015), (10, 14570412), (12, 12142010), (15, 9713608), (20, 7285206), (24, 6071005), (29, 5024280), (30, 4856804), (40, 3642603), (58, 2512140), (60, 2428402), (87, 1674760), (116, 1256070), (120, 1214201), (145, 1004856), (149, 977880), (174, 837380), (232, 628035), (281, 518520), (290, 502428), (298, 488940), (348, 418690), (435, 334952), (447, 325960), (562, 259260), (580, 251214), (596, 244470), (696, 209345), (745, 195576), (843, 172840), (870, 167476), (894, 162980), (1124, 129630), (1160, 125607), (1192, 122235), (1405, 103704), (1490, 97788), (1686, 86420), (1740, 83738), (1788, 81490), (2235, 65192), (2248, 64815), (2810, 51852), (2980, 48894), (3372, 43210), (3480, 41869), (3576, 40745), (4215, 34568), (4321, 33720), (4470, 32596), (5620, 25926), (5960, 24447), (6744, 21605), (8149, 17880), (8430, 17284), (8642, 16860), (8940, 16298), (11240, 12963)]