319788240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{3691}}^1$

素因数の和:3745

約数の個数: 120

約数和(自身を含む): 1046549088

約数和(自身を除く): 726760848

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 361, 380, 456, 570, 722, 760, 912, 1083, 1140, 1444, 1520, 1805, 2166, 2280, 2888, 3610, 3691, 4332, 4560, 5415, 5776, 7220, 7382, 8664, 10830, 11073, 14440, 14764, 17328, 18455, 21660, 22146, 28880, 29528, 36910, 43320, 44292, 55365, 59056, 70129, 73820, 86640, 88584, 110730, 140258, 147640, 177168, 210387, 221460, 280516, 295280, 350645, 420774, 442920, 561032, 701290, 841548, 885840, 1051935, 1122064, 1332451, 1402580, 1683096, 2103870, 2664902, 2805160, 3366192, 3997353, 4207740, 5329804, 5610320, 6662255, 7994706, 8415480, 10659608, 13324510, 15989412, 16830960, 19986765, 21319216, 26649020, 31978824, 39973530, 53298040, 63957648, 79947060, 106596080, 159894120, 319788240]

約数ペア:

[(1, 319788240), (2, 159894120), (3, 106596080), (4, 79947060), (5, 63957648), (6, 53298040), (8, 39973530), (10, 31978824), (12, 26649020), (15, 21319216), (16, 19986765), (19, 16830960), (20, 15989412), (24, 13324510), (30, 10659608), (38, 8415480), (40, 7994706), (48, 6662255), (57, 5610320), (60, 5329804), (76, 4207740), (80, 3997353), (95, 3366192), (114, 2805160), (120, 2664902), (152, 2103870), (190, 1683096), (228, 1402580), (240, 1332451), (285, 1122064), (304, 1051935), (361, 885840), (380, 841548), (456, 701290), (570, 561032), (722, 442920), (760, 420774), (912, 350645), (1083, 295280), (1140, 280516), (1444, 221460), (1520, 210387), (1805, 177168), (2166, 147640), (2280, 140258), (2888, 110730), (3610, 88584), (3691, 86640), (4332, 73820), (4560, 70129), (5415, 59056), (5776, 55365), (7220, 44292), (7382, 43320), (8664, 36910), (10830, 29528), (11073, 28880), (14440, 22146), (14764, 21660), (17328, 18455)]