2784720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{283}}^1$

素因数の和:340

約数の個数: 80

約数和(自身を含む): 8874432

約数和(自身を除く): 6089712

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, 283, 328, 410, 492, 566, 615, 656, 820, 849, 984, 1132, 1230, 1415, 1640, 1698, 1968, 2264, 2460, 2830, 3280, 3396, 4245, 4528, 4920, 5660, 6792, 8490, 9840, 11320, 11603, 13584, 16980, 22640, 23206, 33960, 34809, 46412, 58015, 67920, 69618, 92824, 116030, 139236, 174045, 185648, 232060, 278472, 348090, 464120, 556944, 696180, 928240, 1392360, 2784720]

約数ペア:

[(1, 2784720), (2, 1392360), (3, 928240), (4, 696180), (5, 556944), (6, 464120), (8, 348090), (10, 278472), (12, 232060), (15, 185648), (16, 174045), (20, 139236), (24, 116030), (30, 92824), (40, 69618), (41, 67920), (48, 58015), (60, 46412), (80, 34809), (82, 33960), (120, 23206), (123, 22640), (164, 16980), (205, 13584), (240, 11603), (246, 11320), (283, 9840), (328, 8490), (410, 6792), (492, 5660), (566, 4920), (615, 4528), (656, 4245), (820, 3396), (849, 3280), (984, 2830), (1132, 2460), (1230, 2264), (1415, 1968), (1640, 1698)]