156979020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{823}}^1$

素因数の和:880

約数の個数: 144

約数和(自身を含む): 509983488

約数和(自身を除く): 353004468

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 17, 20, 22, 30, 33, 34, 44, 51, 55, 60, 66, 68, 85, 102, 110, 132, 165, 170, 187, 204, 220, 255, 289, 330, 340, 374, 510, 561, 578, 660, 748, 823, 867, 935, 1020, 1122, 1156, 1445, 1646, 1734, 1870, 2244, 2469, 2805, 2890, 3179, 3292, 3468, 3740, 4115, 4335, 4938, 5610, 5780, 6358, 8230, 8670, 9053, 9537, 9876, 11220, 12345, 12716, 13991, 15895, 16460, 17340, 18106, 19074, 24690, 27159, 27982, 31790, 36212, 38148, 41973, 45265, 47685, 49380, 54318, 55964, 63580, 69955, 83946, 90530, 95370, 108636, 135795, 139910, 153901, 167892, 181060, 190740, 209865, 237847, 271590, 279820, 307802, 419730, 461703, 475694, 543180, 615604, 713541, 769505, 839460, 923406, 951388, 1189235, 1427082, 1539010, 1846812, 2308515, 2378470, 2616317, 2854164, 3078020, 3567705, 4617030, 4756940, 5232634, 7135410, 7848951, 9234060, 10465268, 13081585, 14270820, 15697902, 26163170, 31395804, 39244755, 52326340, 78489510, 156979020]

約数ペア:

[(1, 156979020), (2, 78489510), (3, 52326340), (4, 39244755), (5, 31395804), (6, 26163170), (10, 15697902), (11, 14270820), (12, 13081585), (15, 10465268), (17, 9234060), (20, 7848951), (22, 7135410), (30, 5232634), (33, 4756940), (34, 4617030), (44, 3567705), (51, 3078020), (55, 2854164), (60, 2616317), (66, 2378470), (68, 2308515), (85, 1846812), (102, 1539010), (110, 1427082), (132, 1189235), (165, 951388), (170, 923406), (187, 839460), (204, 769505), (220, 713541), (255, 615604), (289, 543180), (330, 475694), (340, 461703), (374, 419730), (510, 307802), (561, 279820), (578, 271590), (660, 237847), (748, 209865), (823, 190740), (867, 181060), (935, 167892), (1020, 153901), (1122, 139910), (1156, 135795), (1445, 108636), (1646, 95370), (1734, 90530), (1870, 83946), (2244, 69955), (2469, 63580), (2805, 55964), (2890, 54318), (3179, 49380), (3292, 47685), (3468, 45265), (3740, 41973), (4115, 38148), (4335, 36212), (4938, 31790), (5610, 27982), (5780, 27159), (6358, 24690), (8230, 19074), (8670, 18106), (9053, 17340), (9537, 16460), (9876, 15895), (11220, 13991), (12345, 12716)]