340888400

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{743}}^1$

素因数の和:829

約数の個数: 120

約数和(自身を含む): 869420544

約数和(自身を除く): 528532144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 37, 40, 50, 62, 74, 80, 100, 124, 148, 155, 185, 200, 248, 296, 310, 370, 400, 496, 592, 620, 740, 743, 775, 925, 1147, 1240, 1480, 1486, 1550, 1850, 2294, 2480, 2960, 2972, 3100, 3700, 3715, 4588, 5735, 5944, 6200, 7400, 7430, 9176, 11470, 11888, 12400, 14800, 14860, 18352, 18575, 22940, 23033, 27491, 28675, 29720, 37150, 45880, 46066, 54982, 57350, 59440, 74300, 91760, 92132, 109964, 114700, 115165, 137455, 148600, 184264, 219928, 229400, 230330, 274910, 297200, 368528, 439856, 458800, 460660, 549820, 575825, 687275, 852221, 921320, 1099640, 1151650, 1374550, 1704442, 1842640, 2199280, 2303300, 2749100, 3408884, 4261105, 4606600, 5498200, 6817768, 8522210, 9213200, 10996400, 13635536, 17044420, 21305525, 34088840, 42611050, 68177680, 85222100, 170444200, 340888400]

約数ペア:

[(1, 340888400), (2, 170444200), (4, 85222100), (5, 68177680), (8, 42611050), (10, 34088840), (16, 21305525), (20, 17044420), (25, 13635536), (31, 10996400), (37, 9213200), (40, 8522210), (50, 6817768), (62, 5498200), (74, 4606600), (80, 4261105), (100, 3408884), (124, 2749100), (148, 2303300), (155, 2199280), (185, 1842640), (200, 1704442), (248, 1374550), (296, 1151650), (310, 1099640), (370, 921320), (400, 852221), (496, 687275), (592, 575825), (620, 549820), (740, 460660), (743, 458800), (775, 439856), (925, 368528), (1147, 297200), (1240, 274910), (1480, 230330), (1486, 229400), (1550, 219928), (1850, 184264), (2294, 148600), (2480, 137455), (2960, 115165), (2972, 114700), (3100, 109964), (3700, 92132), (3715, 91760), (4588, 74300), (5735, 59440), (5944, 57350), (6200, 54982), (7400, 46066), (7430, 45880), (9176, 37150), (11470, 29720), (11888, 28675), (12400, 27491), (14800, 23033), (14860, 22940), (18352, 18575)]