40491450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:181

約数の個数: 144

約数和(自身を含む): 118385280

約数和(自身を除く): 77893830

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 25, 30, 34, 45, 50, 51, 67, 75, 79, 85, 90, 102, 134, 150, 153, 158, 170, 201, 225, 237, 255, 306, 335, 395, 402, 425, 450, 474, 510, 603, 670, 711, 765, 790, 850, 1005, 1139, 1185, 1206, 1275, 1343, 1422, 1530, 1675, 1975, 2010, 2278, 2370, 2550, 2686, 3015, 3350, 3417, 3555, 3825, 3950, 4029, 5025, 5293, 5695, 5925, 6030, 6715, 6834, 7110, 7650, 8058, 10050, 10251, 10586, 11390, 11850, 12087, 13430, 15075, 15879, 17085, 17775, 20145, 20502, 24174, 26465, 28475, 30150, 31758, 33575, 34170, 35550, 40290, 47637, 51255, 52930, 56950, 60435, 67150, 79395, 85425, 89981, 95274, 100725, 102510, 120870, 132325, 158790, 170850, 179962, 201450, 238185, 256275, 264650, 269943, 302175, 396975, 449905, 476370, 512550, 539886, 604350, 793950, 809829, 899810, 1190925, 1349715, 1619658, 2249525, 2381850, 2699430, 4049145, 4499050, 6748575, 8098290, 13497150, 20245725, 40491450]

約数ペア:

[(1, 40491450), (2, 20245725), (3, 13497150), (5, 8098290), (6, 6748575), (9, 4499050), (10, 4049145), (15, 2699430), (17, 2381850), (18, 2249525), (25, 1619658), (30, 1349715), (34, 1190925), (45, 899810), (50, 809829), (51, 793950), (67, 604350), (75, 539886), (79, 512550), (85, 476370), (90, 449905), (102, 396975), (134, 302175), (150, 269943), (153, 264650), (158, 256275), (170, 238185), (201, 201450), (225, 179962), (237, 170850), (255, 158790), (306, 132325), (335, 120870), (395, 102510), (402, 100725), (425, 95274), (450, 89981), (474, 85425), (510, 79395), (603, 67150), (670, 60435), (711, 56950), (765, 52930), (790, 51255), (850, 47637), (1005, 40290), (1139, 35550), (1185, 34170), (1206, 33575), (1275, 31758), (1343, 30150), (1422, 28475), (1530, 26465), (1675, 24174), (1975, 20502), (2010, 20145), (2278, 17775), (2370, 17085), (2550, 15879), (2686, 15075), (3015, 13430), (3350, 12087), (3417, 11850), (3555, 11390), (3825, 10586), (3950, 10251), (4029, 10050), (5025, 8058), (5293, 7650), (5695, 7110), (5925, 6834), (6030, 6715)]