78381450

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{167}}^1$

素因数の和:341

約数の個数: 144

約数和(自身を含む): 243734400

約数和(自身を除く): 165352950

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 50, 63, 70, 75, 90, 105, 126, 149, 150, 167, 175, 210, 225, 298, 315, 334, 350, 447, 450, 501, 525, 630, 745, 835, 894, 1002, 1043, 1050, 1169, 1341, 1490, 1503, 1575, 1670, 2086, 2235, 2338, 2505, 2682, 3006, 3129, 3150, 3507, 3725, 4175, 4470, 5010, 5215, 5845, 6258, 6705, 7014, 7450, 7515, 8350, 9387, 10430, 10521, 11175, 11690, 12525, 13410, 15030, 15645, 17535, 18774, 21042, 22350, 24883, 25050, 26075, 29225, 31290, 33525, 35070, 37575, 46935, 49766, 52150, 52605, 58450, 67050, 74649, 75150, 78225, 87675, 93870, 105210, 124415, 149298, 156450, 174181, 175350, 223947, 234675, 248830, 263025, 348362, 373245, 447894, 469350, 522543, 526050, 622075, 746490, 870905, 1045086, 1119735, 1244150, 1567629, 1741810, 1866225, 2239470, 2612715, 3135258, 3732450, 4354525, 5225430, 5598675, 7838145, 8709050, 11197350, 13063575, 15676290, 26127150, 39190725, 78381450]

約数ペア:

[(1, 78381450), (2, 39190725), (3, 26127150), (5, 15676290), (6, 13063575), (7, 11197350), (9, 8709050), (10, 7838145), (14, 5598675), (15, 5225430), (18, 4354525), (21, 3732450), (25, 3135258), (30, 2612715), (35, 2239470), (42, 1866225), (45, 1741810), (50, 1567629), (63, 1244150), (70, 1119735), (75, 1045086), (90, 870905), (105, 746490), (126, 622075), (149, 526050), (150, 522543), (167, 469350), (175, 447894), (210, 373245), (225, 348362), (298, 263025), (315, 248830), (334, 234675), (350, 223947), (447, 175350), (450, 174181), (501, 156450), (525, 149298), (630, 124415), (745, 105210), (835, 93870), (894, 87675), (1002, 78225), (1043, 75150), (1050, 74649), (1169, 67050), (1341, 58450), (1490, 52605), (1503, 52150), (1575, 49766), (1670, 46935), (2086, 37575), (2235, 35070), (2338, 33525), (2505, 31290), (2682, 29225), (3006, 26075), (3129, 25050), (3150, 24883), (3507, 22350), (3725, 21042), (4175, 18774), (4470, 17535), (5010, 15645), (5215, 15030), (5845, 13410), (6258, 12525), (6705, 11690), (7014, 11175), (7450, 10521), (7515, 10430), (8350, 9387)]