64657380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1319}}^1$

素因数の和:1393

約数の個数: 96

約数和(自身を含む): 195148800

約数和(自身を除く): 130491420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 43, 57, 60, 76, 86, 95, 114, 129, 172, 190, 215, 228, 258, 285, 380, 430, 516, 570, 645, 817, 860, 1140, 1290, 1319, 1634, 2451, 2580, 2638, 3268, 3957, 4085, 4902, 5276, 6595, 7914, 8170, 9804, 12255, 13190, 15828, 16340, 19785, 24510, 25061, 26380, 39570, 49020, 50122, 56717, 75183, 79140, 100244, 113434, 125305, 150366, 170151, 226868, 250610, 283585, 300732, 340302, 375915, 501220, 567170, 680604, 751830, 850755, 1077623, 1134340, 1503660, 1701510, 2155246, 3232869, 3403020, 4310492, 5388115, 6465738, 10776230, 12931476, 16164345, 21552460, 32328690, 64657380]

約数ペア:

[(1, 64657380), (2, 32328690), (3, 21552460), (4, 16164345), (5, 12931476), (6, 10776230), (10, 6465738), (12, 5388115), (15, 4310492), (19, 3403020), (20, 3232869), (30, 2155246), (38, 1701510), (43, 1503660), (57, 1134340), (60, 1077623), (76, 850755), (86, 751830), (95, 680604), (114, 567170), (129, 501220), (172, 375915), (190, 340302), (215, 300732), (228, 283585), (258, 250610), (285, 226868), (380, 170151), (430, 150366), (516, 125305), (570, 113434), (645, 100244), (817, 79140), (860, 75183), (1140, 56717), (1290, 50122), (1319, 49020), (1634, 39570), (2451, 26380), (2580, 25061), (2638, 24510), (3268, 19785), (3957, 16340), (4085, 15828), (4902, 13190), (5276, 12255), (6595, 9804), (7914, 8170)]