68086980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:148

約数の個数: 240

約数和(自身を含む): 238203504

約数和(自身を除く): 170116524

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 53, 54, 60, 61, 65, 78, 81, 90, 106, 108, 117, 122, 130, 135, 156, 159, 162, 180, 183, 195, 212, 234, 244, 260, 265, 270, 305, 318, 324, 351, 366, 390, 405, 468, 477, 530, 540, 549, 585, 610, 636, 689, 702, 732, 780, 793, 795, 810, 915, 954, 1053, 1060, 1098, 1170, 1220, 1378, 1404, 1431, 1586, 1590, 1620, 1647, 1755, 1830, 1908, 2067, 2106, 2196, 2340, 2379, 2385, 2745, 2756, 2862, 3172, 3180, 3233, 3294, 3445, 3510, 3660, 3965, 4134, 4212, 4293, 4758, 4770, 4941, 5265, 5490, 5724, 6201, 6466, 6588, 6890, 7020, 7137, 7155, 7930, 8235, 8268, 8586, 9516, 9540, 9699, 9882, 10335, 10530, 10980, 11895, 12402, 12932, 13780, 14274, 14310, 15860, 16165, 16470, 17172, 18603, 19398, 19764, 20670, 21060, 21411, 21465, 23790, 24705, 24804, 28548, 28620, 29097, 31005, 32330, 32940, 35685, 37206, 38796, 41340, 42029, 42822, 42930, 47580, 48495, 49410, 55809, 58194, 62010, 64233, 64660, 71370, 74412, 84058, 85644, 85860, 87291, 93015, 96990, 98820, 107055, 111618, 116388, 124020, 126087, 128466, 142740, 145485, 168116, 174582, 186030, 193980, 210145, 214110, 223236, 252174, 256932, 261873, 279045, 290970, 321165, 349164, 372060, 378261, 420290, 428220, 436455, 504348, 523746, 558090, 581940, 630435, 642330, 756522, 840580, 872910, 1047492, 1116180, 1134783, 1260870, 1284660, 1309365, 1513044, 1745820, 1891305, 2269566, 2521740, 2618730, 3404349, 3782610, 4539132, 5237460, 5673915, 6808698, 7565220, 11347830, 13617396, 17021745, 22695660, 34043490, 68086980]

約数ペア:

[(1, 68086980), (2, 34043490), (3, 22695660), (4, 17021745), (5, 13617396), (6, 11347830), (9, 7565220), (10, 6808698), (12, 5673915), (13, 5237460), (15, 4539132), (18, 3782610), (20, 3404349), (26, 2618730), (27, 2521740), (30, 2269566), (36, 1891305), (39, 1745820), (45, 1513044), (52, 1309365), (53, 1284660), (54, 1260870), (60, 1134783), (61, 1116180), (65, 1047492), (78, 872910), (81, 840580), (90, 756522), (106, 642330), (108, 630435), (117, 581940), (122, 558090), (130, 523746), (135, 504348), (156, 436455), (159, 428220), (162, 420290), (180, 378261), (183, 372060), (195, 349164), (212, 321165), (234, 290970), (244, 279045), (260, 261873), (265, 256932), (270, 252174), (305, 223236), (318, 214110), (324, 210145), (351, 193980), (366, 186030), (390, 174582), (405, 168116), (468, 145485), (477, 142740), (530, 128466), (540, 126087), (549, 124020), (585, 116388), (610, 111618), (636, 107055), (689, 98820), (702, 96990), (732, 93015), (780, 87291), (793, 85860), (795, 85644), (810, 84058), (915, 74412), (954, 71370), (1053, 64660), (1060, 64233), (1098, 62010), (1170, 58194), (1220, 55809), (1378, 49410), (1404, 48495), (1431, 47580), (1586, 42930), (1590, 42822), (1620, 42029), (1647, 41340), (1755, 38796), (1830, 37206), (1908, 35685), (2067, 32940), (2106, 32330), (2196, 31005), (2340, 29097), (2379, 28620), (2385, 28548), (2745, 24804), (2756, 24705), (2862, 23790), (3172, 21465), (3180, 21411), (3233, 21060), (3294, 20670), (3445, 19764), (3510, 19398), (3660, 18603), (3965, 17172), (4134, 16470), (4212, 16165), (4293, 15860), (4758, 14310), (4770, 14274), (4941, 13780), (5265, 12932), (5490, 12402), (5724, 11895), (6201, 10980), (6466, 10530), (6588, 10335), (6890, 9882), (7020, 9699), (7137, 9540), (7155, 9516), (7930, 8586), (8235, 8268)]