78578370

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{367}}^1$

素因数の和:457

約数の個数: 128

約数和(自身を含む): 229985280

約数和(自身を除く): 151406910

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 61, 65, 78, 90, 117, 122, 130, 135, 183, 195, 234, 270, 305, 351, 366, 367, 390, 549, 585, 610, 702, 734, 793, 915, 1098, 1101, 1170, 1586, 1647, 1755, 1830, 1835, 2202, 2379, 2745, 3294, 3303, 3510, 3670, 3965, 4758, 4771, 5490, 5505, 6606, 7137, 7930, 8235, 9542, 9909, 11010, 11895, 14274, 14313, 16470, 16515, 19818, 21411, 22387, 23790, 23855, 28626, 33030, 35685, 42822, 42939, 44774, 47710, 49545, 67161, 71370, 71565, 85878, 99090, 107055, 111935, 128817, 134322, 143130, 201483, 214110, 214695, 223870, 257634, 291031, 335805, 402966, 429390, 582062, 604449, 644085, 671610, 873093, 1007415, 1208898, 1288170, 1455155, 1746186, 2014830, 2619279, 2910310, 3022245, 4365465, 5238558, 6044490, 7857837, 8730930, 13096395, 15715674, 26192790, 39289185, 78578370]

約数ペア:

[(1, 78578370), (2, 39289185), (3, 26192790), (5, 15715674), (6, 13096395), (9, 8730930), (10, 7857837), (13, 6044490), (15, 5238558), (18, 4365465), (26, 3022245), (27, 2910310), (30, 2619279), (39, 2014830), (45, 1746186), (54, 1455155), (61, 1288170), (65, 1208898), (78, 1007415), (90, 873093), (117, 671610), (122, 644085), (130, 604449), (135, 582062), (183, 429390), (195, 402966), (234, 335805), (270, 291031), (305, 257634), (351, 223870), (366, 214695), (367, 214110), (390, 201483), (549, 143130), (585, 134322), (610, 128817), (702, 111935), (734, 107055), (793, 99090), (915, 85878), (1098, 71565), (1101, 71370), (1170, 67161), (1586, 49545), (1647, 47710), (1755, 44774), (1830, 42939), (1835, 42822), (2202, 35685), (2379, 33030), (2745, 28626), (3294, 23855), (3303, 23790), (3510, 22387), (3670, 21411), (3965, 19818), (4758, 16515), (4771, 16470), (5490, 14313), (5505, 14274), (6606, 11895), (7137, 11010), (7930, 9909), (8235, 9542)]