2906490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:207

約数の個数: 64

約数和(自身を含む): 7620480

約数和(自身を除く): 4713990

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 41, 51, 82, 85, 102, 123, 139, 170, 205, 246, 255, 278, 410, 417, 510, 615, 695, 697, 834, 1230, 1390, 1394, 2085, 2091, 2363, 3485, 4170, 4182, 4726, 5699, 6970, 7089, 10455, 11398, 11815, 14178, 17097, 20910, 23630, 28495, 34194, 35445, 56990, 70890, 85485, 96883, 170970, 193766, 290649, 484415, 581298, 968830, 1453245, 2906490]

約数ペア:

[(1, 2906490), (2, 1453245), (3, 968830), (5, 581298), (6, 484415), (10, 290649), (15, 193766), (17, 170970), (30, 96883), (34, 85485), (41, 70890), (51, 56990), (82, 35445), (85, 34194), (102, 28495), (123, 23630), (139, 20910), (170, 17097), (205, 14178), (246, 11815), (255, 11398), (278, 10455), (410, 7089), (417, 6970), (510, 5699), (615, 4726), (695, 4182), (697, 4170), (834, 3485), (1230, 2363), (1390, 2091), (1394, 2085)]