155301720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{631}}^1$

素因数の和:945

約数の個数: 128

約数和(自身を含む): 535127040

約数和(自身を除く): 379825320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 293, 420, 586, 631, 840, 879, 1172, 1262, 1465, 1758, 1893, 2051, 2344, 2524, 2930, 3155, 3516, 3786, 4102, 4395, 4417, 5048, 5860, 6153, 6310, 7032, 7572, 8204, 8790, 8834, 9465, 10255, 11720, 12306, 12620, 13251, 15144, 16408, 17580, 17668, 18930, 20510, 22085, 24612, 25240, 26502, 30765, 35160, 35336, 37860, 41020, 44170, 49224, 53004, 61530, 66255, 75720, 82040, 88340, 106008, 123060, 132510, 176680, 184883, 246120, 265020, 369766, 530040, 554649, 739532, 924415, 1109298, 1294181, 1479064, 1848830, 2218596, 2588362, 2773245, 3697660, 3882543, 4437192, 5176724, 5546490, 6470905, 7395320, 7765086, 10353448, 11092980, 12941810, 15530172, 19412715, 22185960, 25883620, 31060344, 38825430, 51767240, 77650860, 155301720]

約数ペア:

[(1, 155301720), (2, 77650860), (3, 51767240), (4, 38825430), (5, 31060344), (6, 25883620), (7, 22185960), (8, 19412715), (10, 15530172), (12, 12941810), (14, 11092980), (15, 10353448), (20, 7765086), (21, 7395320), (24, 6470905), (28, 5546490), (30, 5176724), (35, 4437192), (40, 3882543), (42, 3697660), (56, 2773245), (60, 2588362), (70, 2218596), (84, 1848830), (105, 1479064), (120, 1294181), (140, 1109298), (168, 924415), (210, 739532), (280, 554649), (293, 530040), (420, 369766), (586, 265020), (631, 246120), (840, 184883), (879, 176680), (1172, 132510), (1262, 123060), (1465, 106008), (1758, 88340), (1893, 82040), (2051, 75720), (2344, 66255), (2524, 61530), (2930, 53004), (3155, 49224), (3516, 44170), (3786, 41020), (4102, 37860), (4395, 35336), (4417, 35160), (5048, 30765), (5860, 26502), (6153, 25240), (6310, 24612), (7032, 22085), (7572, 20510), (8204, 18930), (8790, 17668), (8834, 17580), (9465, 16408), (10255, 15144), (11720, 13251), (12306, 12620)]