51413040

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{101}}^2$

素因数の和:228

約数の個数: 180

約数和(自身を含む): 199301232

約数和(自身を除く): 147888192

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 101, 105, 112, 120, 126, 140, 144, 168, 180, 202, 210, 240, 252, 280, 303, 315, 336, 360, 404, 420, 504, 505, 560, 606, 630, 707, 720, 808, 840, 909, 1008, 1010, 1212, 1260, 1414, 1515, 1616, 1680, 1818, 2020, 2121, 2424, 2520, 2828, 3030, 3535, 3636, 4040, 4242, 4545, 4848, 5040, 5656, 6060, 6363, 7070, 7272, 8080, 8484, 9090, 10201, 10605, 11312, 12120, 12726, 14140, 14544, 16968, 18180, 20402, 21210, 24240, 25452, 28280, 30603, 31815, 33936, 36360, 40804, 42420, 50904, 51005, 56560, 61206, 63630, 71407, 72720, 81608, 84840, 91809, 101808, 102010, 122412, 127260, 142814, 153015, 163216, 169680, 183618, 204020, 214221, 244824, 254520, 285628, 306030, 357035, 367236, 408040, 428442, 459045, 489648, 509040, 571256, 612060, 642663, 714070, 734472, 816080, 856884, 918090, 1071105, 1142512, 1224120, 1285326, 1428140, 1468944, 1713768, 1836180, 2142210, 2448240, 2570652, 2856280, 3213315, 3427536, 3672360, 4284420, 5141304, 5712560, 6426630, 7344720, 8568840, 10282608, 12853260, 17137680, 25706520, 51413040]

約数ペア:

[(1, 51413040), (2, 25706520), (3, 17137680), (4, 12853260), (5, 10282608), (6, 8568840), (7, 7344720), (8, 6426630), (9, 5712560), (10, 5141304), (12, 4284420), (14, 3672360), (15, 3427536), (16, 3213315), (18, 2856280), (20, 2570652), (21, 2448240), (24, 2142210), (28, 1836180), (30, 1713768), (35, 1468944), (36, 1428140), (40, 1285326), (42, 1224120), (45, 1142512), (48, 1071105), (56, 918090), (60, 856884), (63, 816080), (70, 734472), (72, 714070), (80, 642663), (84, 612060), (90, 571256), (101, 509040), (105, 489648), (112, 459045), (120, 428442), (126, 408040), (140, 367236), (144, 357035), (168, 306030), (180, 285628), (202, 254520), (210, 244824), (240, 214221), (252, 204020), (280, 183618), (303, 169680), (315, 163216), (336, 153015), (360, 142814), (404, 127260), (420, 122412), (504, 102010), (505, 101808), (560, 91809), (606, 84840), (630, 81608), (707, 72720), (720, 71407), (808, 63630), (840, 61206), (909, 56560), (1008, 51005), (1010, 50904), (1212, 42420), (1260, 40804), (1414, 36360), (1515, 33936), (1616, 31815), (1680, 30603), (1818, 28280), (2020, 25452), (2121, 24240), (2424, 21210), (2520, 20402), (2828, 18180), (3030, 16968), (3535, 14544), (3636, 14140), (4040, 12726), (4242, 12120), (4545, 11312), (4848, 10605), (5040, 10201), (5656, 9090), (6060, 8484), (6363, 8080), (7070, 7272)]