207830640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{21121}}^1$

素因数の和:21178

約数の個数: 80

約数和(自身を含む): 660020256

約数和(自身を除く): 452189616

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 41, 48, 60, 80, 82, 120, 123, 164, 205, 240, 246, 328, 410, 492, 615, 656, 820, 984, 1230, 1640, 1968, 2460, 3280, 4920, 9840, 21121, 42242, 63363, 84484, 105605, 126726, 168968, 211210, 253452, 316815, 337936, 422420, 506904, 633630, 844840, 865961, 1013808, 1267260, 1689680, 1731922, 2534520, 2597883, 3463844, 4329805, 5069040, 5195766, 6927688, 8659610, 10391532, 12989415, 13855376, 17319220, 20783064, 25978830, 34638440, 41566128, 51957660, 69276880, 103915320, 207830640]

約数ペア:

[(1, 207830640), (2, 103915320), (3, 69276880), (4, 51957660), (5, 41566128), (6, 34638440), (8, 25978830), (10, 20783064), (12, 17319220), (15, 13855376), (16, 12989415), (20, 10391532), (24, 8659610), (30, 6927688), (40, 5195766), (41, 5069040), (48, 4329805), (60, 3463844), (80, 2597883), (82, 2534520), (120, 1731922), (123, 1689680), (164, 1267260), (205, 1013808), (240, 865961), (246, 844840), (328, 633630), (410, 506904), (492, 422420), (615, 337936), (656, 316815), (820, 253452), (984, 211210), (1230, 168968), (1640, 126726), (1968, 105605), (2460, 84484), (3280, 63363), (4920, 42242), (9840, 21121)]