4000440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:121

約数の個数: 128

約数和(自身を含む): 13296960

約数和(自身を除く): 9296520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 37, 40, 51, 53, 60, 68, 74, 85, 102, 106, 111, 120, 136, 148, 159, 170, 185, 204, 212, 222, 255, 265, 296, 318, 340, 370, 408, 424, 444, 510, 530, 555, 629, 636, 680, 740, 795, 888, 901, 1020, 1060, 1110, 1258, 1272, 1480, 1590, 1802, 1887, 1961, 2040, 2120, 2220, 2516, 2703, 3145, 3180, 3604, 3774, 3922, 4440, 4505, 5032, 5406, 5883, 6290, 6360, 7208, 7548, 7844, 9010, 9435, 9805, 10812, 11766, 12580, 13515, 15096, 15688, 18020, 18870, 19610, 21624, 23532, 25160, 27030, 29415, 33337, 36040, 37740, 39220, 47064, 54060, 58830, 66674, 75480, 78440, 100011, 108120, 117660, 133348, 166685, 200022, 235320, 266696, 333370, 400044, 500055, 666740, 800088, 1000110, 1333480, 2000220, 4000440]

約数ペア:

[(1, 4000440), (2, 2000220), (3, 1333480), (4, 1000110), (5, 800088), (6, 666740), (8, 500055), (10, 400044), (12, 333370), (15, 266696), (17, 235320), (20, 200022), (24, 166685), (30, 133348), (34, 117660), (37, 108120), (40, 100011), (51, 78440), (53, 75480), (60, 66674), (68, 58830), (74, 54060), (85, 47064), (102, 39220), (106, 37740), (111, 36040), (120, 33337), (136, 29415), (148, 27030), (159, 25160), (170, 23532), (185, 21624), (204, 19610), (212, 18870), (222, 18020), (255, 15688), (265, 15096), (296, 13515), (318, 12580), (340, 11766), (370, 10812), (408, 9805), (424, 9435), (444, 9010), (510, 7844), (530, 7548), (555, 7208), (629, 6360), (636, 6290), (680, 5883), (740, 5406), (795, 5032), (888, 4505), (901, 4440), (1020, 3922), (1060, 3774), (1110, 3604), (1258, 3180), (1272, 3145), (1480, 2703), (1590, 2516), (1802, 2220), (1887, 2120), (1961, 2040)]