168423420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{883}}^1$

素因数の和:940

約数の個数: 144

約数和(自身を含む): 547118208

約数和(自身を除く): 378694788

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, 867, 883, 935, 1020, 1122, 1156, 1445, 1734, 1766, 1870, 2244, 2649, 2805, 2890, 3179, 3468, 3532, 3740, 4335, 4415, 5298, 5610, 5780, 6358, 8670, 8830, 9537, 9713, 10596, 11220, 12716, 13245, 15011, 15895, 17340, 17660, 19074, 19426, 26490, 29139, 30022, 31790, 38148, 38852, 45033, 47685, 48565, 52980, 58278, 60044, 63580, 75055, 90066, 95370, 97130, 116556, 145695, 150110, 165121, 180132, 190740, 194260, 225165, 255187, 291390, 300220, 330242, 450330, 495363, 510374, 582780, 660484, 765561, 825605, 900660, 990726, 1020748, 1275935, 1531122, 1651210, 1981452, 2476815, 2551870, 2807057, 3062244, 3302420, 3827805, 4953630, 5103740, 5614114, 7655610, 8421171, 9907260, 11228228, 14035285, 15311220, 16842342, 28070570, 33684684, 42105855, 56141140, 84211710, 168423420]

約数ペア:

[(1, 168423420), (2, 84211710), (3, 56141140), (4, 42105855), (5, 33684684), (6, 28070570), (10, 16842342), (11, 15311220), (12, 14035285), (15, 11228228), (17, 9907260), (20, 8421171), (22, 7655610), (30, 5614114), (33, 5103740), (34, 4953630), (44, 3827805), (51, 3302420), (55, 3062244), (60, 2807057), (66, 2551870), (68, 2476815), (85, 1981452), (102, 1651210), (110, 1531122), (132, 1275935), (165, 1020748), (170, 990726), (187, 900660), (204, 825605), (220, 765561), (255, 660484), (289, 582780), (330, 510374), (340, 495363), (374, 450330), (510, 330242), (561, 300220), (578, 291390), (660, 255187), (748, 225165), (867, 194260), (883, 190740), (935, 180132), (1020, 165121), (1122, 150110), (1156, 145695), (1445, 116556), (1734, 97130), (1766, 95370), (1870, 90066), (2244, 75055), (2649, 63580), (2805, 60044), (2890, 58278), (3179, 52980), (3468, 48565), (3532, 47685), (3740, 45033), (4335, 38852), (4415, 38148), (5298, 31790), (5610, 30022), (5780, 29139), (6358, 26490), (8670, 19426), (8830, 19074), (9537, 17660), (9713, 17340), (10596, 15895), (11220, 15011), (12716, 13245)]