71393640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{181}}^1$

素因数の和:387

約数の個数: 128

約数和(自身を含む): 228009600

約数和(自身を除く): 156615960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 173, 181, 190, 228, 285, 346, 362, 380, 456, 519, 543, 570, 692, 724, 760, 865, 905, 1038, 1086, 1140, 1384, 1448, 1730, 1810, 2076, 2172, 2280, 2595, 2715, 3287, 3439, 3460, 3620, 4152, 4344, 5190, 5430, 6574, 6878, 6920, 7240, 9861, 10317, 10380, 10860, 13148, 13756, 16435, 17195, 19722, 20634, 20760, 21720, 26296, 27512, 31313, 32870, 34390, 39444, 41268, 49305, 51585, 62626, 65740, 68780, 78888, 82536, 93939, 98610, 103170, 125252, 131480, 137560, 156565, 187878, 197220, 206340, 250504, 313130, 375756, 394440, 412680, 469695, 594947, 626260, 751512, 939390, 1189894, 1252520, 1784841, 1878780, 2379788, 2974735, 3569682, 3757560, 4759576, 5949470, 7139364, 8924205, 11898940, 14278728, 17848410, 23797880, 35696820, 71393640]

約数ペア:

[(1, 71393640), (2, 35696820), (3, 23797880), (4, 17848410), (5, 14278728), (6, 11898940), (8, 8924205), (10, 7139364), (12, 5949470), (15, 4759576), (19, 3757560), (20, 3569682), (24, 2974735), (30, 2379788), (38, 1878780), (40, 1784841), (57, 1252520), (60, 1189894), (76, 939390), (95, 751512), (114, 626260), (120, 594947), (152, 469695), (173, 412680), (181, 394440), (190, 375756), (228, 313130), (285, 250504), (346, 206340), (362, 197220), (380, 187878), (456, 156565), (519, 137560), (543, 131480), (570, 125252), (692, 103170), (724, 98610), (760, 93939), (865, 82536), (905, 78888), (1038, 68780), (1086, 65740), (1140, 62626), (1384, 51585), (1448, 49305), (1730, 41268), (1810, 39444), (2076, 34390), (2172, 32870), (2280, 31313), (2595, 27512), (2715, 26296), (3287, 21720), (3439, 20760), (3460, 20634), (3620, 19722), (4152, 17195), (4344, 16435), (5190, 13756), (5430, 13148), (6574, 10860), (6878, 10380), (6920, 10317), (7240, 9861)]