166816580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:107

約数の個数: 216

約数和(自身を含む): 470373120

約数和(自身を除く): 303556540

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 19, 20, 28, 31, 34, 35, 38, 49, 62, 68, 70, 76, 85, 95, 98, 119, 124, 133, 140, 155, 170, 190, 196, 217, 238, 245, 266, 289, 310, 323, 340, 380, 434, 476, 490, 527, 532, 578, 589, 595, 620, 646, 665, 833, 868, 931, 980, 1054, 1085, 1156, 1178, 1190, 1292, 1330, 1445, 1519, 1615, 1666, 1862, 2023, 2108, 2170, 2261, 2356, 2380, 2635, 2660, 2890, 2945, 3038, 3230, 3332, 3689, 3724, 4046, 4123, 4165, 4340, 4522, 4655, 5270, 5491, 5780, 5890, 6076, 6460, 7378, 7595, 8092, 8246, 8330, 8959, 9044, 9310, 10013, 10115, 10540, 10982, 11305, 11780, 14161, 14756, 15190, 15827, 16492, 16660, 17918, 18445, 18620, 20026, 20230, 20615, 21964, 22610, 25823, 27455, 28322, 28861, 30380, 31654, 35836, 36890, 38437, 40052, 40460, 41230, 44795, 45220, 50065, 51646, 54910, 56644, 57722, 62713, 63308, 70091, 70805, 73780, 76874, 79135, 82460, 89590, 100130, 103292, 109820, 115444, 125426, 129115, 140182, 141610, 144305, 153748, 158270, 170221, 179180, 192185, 200260, 250852, 258230, 269059, 280364, 283220, 288610, 313565, 316540, 340442, 350455, 384370, 438991, 490637, 516460, 538118, 577220, 627130, 680884, 700910, 768740, 851105, 877982, 981274, 1076236, 1191547, 1254260, 1345295, 1401820, 1702210, 1755964, 1962548, 2194955, 2383094, 2453185, 2690590, 3404420, 4389910, 4766188, 4906370, 5381180, 5957735, 8340829, 8779820, 9812740, 11915470, 16681658, 23830940, 33363316, 41704145, 83408290, 166816580]

約数ペア:

[(1, 166816580), (2, 83408290), (4, 41704145), (5, 33363316), (7, 23830940), (10, 16681658), (14, 11915470), (17, 9812740), (19, 8779820), (20, 8340829), (28, 5957735), (31, 5381180), (34, 4906370), (35, 4766188), (38, 4389910), (49, 3404420), (62, 2690590), (68, 2453185), (70, 2383094), (76, 2194955), (85, 1962548), (95, 1755964), (98, 1702210), (119, 1401820), (124, 1345295), (133, 1254260), (140, 1191547), (155, 1076236), (170, 981274), (190, 877982), (196, 851105), (217, 768740), (238, 700910), (245, 680884), (266, 627130), (289, 577220), (310, 538118), (323, 516460), (340, 490637), (380, 438991), (434, 384370), (476, 350455), (490, 340442), (527, 316540), (532, 313565), (578, 288610), (589, 283220), (595, 280364), (620, 269059), (646, 258230), (665, 250852), (833, 200260), (868, 192185), (931, 179180), (980, 170221), (1054, 158270), (1085, 153748), (1156, 144305), (1178, 141610), (1190, 140182), (1292, 129115), (1330, 125426), (1445, 115444), (1519, 109820), (1615, 103292), (1666, 100130), (1862, 89590), (2023, 82460), (2108, 79135), (2170, 76874), (2261, 73780), (2356, 70805), (2380, 70091), (2635, 63308), (2660, 62713), (2890, 57722), (2945, 56644), (3038, 54910), (3230, 51646), (3332, 50065), (3689, 45220), (3724, 44795), (4046, 41230), (4123, 40460), (4165, 40052), (4340, 38437), (4522, 36890), (4655, 35836), (5270, 31654), (5491, 30380), (5780, 28861), (5890, 28322), (6076, 27455), (6460, 25823), (7378, 22610), (7595, 21964), (8092, 20615), (8246, 20230), (8330, 20026), (8959, 18620), (9044, 18445), (9310, 17918), (10013, 16660), (10115, 16492), (10540, 15827), (10982, 15190), (11305, 14756), (11780, 14161)]