66975960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{13613}}^1$

素因数の和:13668

約数の個数: 64

約数和(自身を含む): 205843680

約数和(自身を除く): 138867720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 120, 123, 164, 205, 246, 328, 410, 492, 615, 820, 984, 1230, 1640, 2460, 4920, 13613, 27226, 40839, 54452, 68065, 81678, 108904, 136130, 163356, 204195, 272260, 326712, 408390, 544520, 558133, 816780, 1116266, 1633560, 1674399, 2232532, 2790665, 3348798, 4465064, 5581330, 6697596, 8371995, 11162660, 13395192, 16743990, 22325320, 33487980, 66975960]

約数ペア:

[(1, 66975960), (2, 33487980), (3, 22325320), (4, 16743990), (5, 13395192), (6, 11162660), (8, 8371995), (10, 6697596), (12, 5581330), (15, 4465064), (20, 3348798), (24, 2790665), (30, 2232532), (40, 1674399), (41, 1633560), (60, 1116266), (82, 816780), (120, 558133), (123, 544520), (164, 408390), (205, 326712), (246, 272260), (328, 204195), (410, 163356), (492, 136130), (615, 108904), (820, 81678), (984, 68065), (1230, 54452), (1640, 40839), (2460, 27226), (4920, 13613)]