15259440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1$

素因数の和:347

約数の個数: 160

約数和(自身を含む): 55996416

約数和(自身を除く): 40736976

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 105, 112, 120, 124, 140, 155, 168, 186, 210, 217, 240, 248, 280, 293, 310, 336, 372, 420, 434, 465, 496, 560, 586, 620, 651, 744, 840, 868, 879, 930, 1085, 1172, 1240, 1302, 1465, 1488, 1680, 1736, 1758, 1860, 2051, 2170, 2344, 2480, 2604, 2930, 3255, 3472, 3516, 3720, 4102, 4340, 4395, 4688, 5208, 5860, 6153, 6510, 7032, 7440, 8204, 8680, 8790, 9083, 10255, 10416, 11720, 12306, 13020, 14064, 16408, 17360, 17580, 18166, 20510, 23440, 24612, 26040, 27249, 30765, 32816, 35160, 36332, 41020, 45415, 49224, 52080, 54498, 61530, 63581, 70320, 72664, 82040, 90830, 98448, 108996, 123060, 127162, 136245, 145328, 164080, 181660, 190743, 217992, 246120, 254324, 272490, 317905, 363320, 381486, 435984, 492240, 508648, 544980, 635810, 726640, 762972, 953715, 1017296, 1089960, 1271620, 1525944, 1907430, 2179920, 2543240, 3051888, 3814860, 5086480, 7629720, 15259440]

約数ペア:

[(1, 15259440), (2, 7629720), (3, 5086480), (4, 3814860), (5, 3051888), (6, 2543240), (7, 2179920), (8, 1907430), (10, 1525944), (12, 1271620), (14, 1089960), (15, 1017296), (16, 953715), (20, 762972), (21, 726640), (24, 635810), (28, 544980), (30, 508648), (31, 492240), (35, 435984), (40, 381486), (42, 363320), (48, 317905), (56, 272490), (60, 254324), (62, 246120), (70, 217992), (80, 190743), (84, 181660), (93, 164080), (105, 145328), (112, 136245), (120, 127162), (124, 123060), (140, 108996), (155, 98448), (168, 90830), (186, 82040), (210, 72664), (217, 70320), (240, 63581), (248, 61530), (280, 54498), (293, 52080), (310, 49224), (336, 45415), (372, 41020), (420, 36332), (434, 35160), (465, 32816), (496, 30765), (560, 27249), (586, 26040), (620, 24612), (651, 23440), (744, 20510), (840, 18166), (868, 17580), (879, 17360), (930, 16408), (1085, 14064), (1172, 13020), (1240, 12306), (1302, 11720), (1465, 10416), (1488, 10255), (1680, 9083), (1736, 8790), (1758, 8680), (1860, 8204), (2051, 7440), (2170, 7032), (2344, 6510), (2480, 6153), (2604, 5860), (2930, 5208), (3255, 4688), (3472, 4395), (3516, 4340), (3720, 4102)]