28919760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2939}}^1$

素因数の和:2996

約数の個数: 80

約数和(自身を含む): 91869120

約数和(自身を除く): 62949360

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, 2939, 3280, 4920, 5878, 8817, 9840, 11756, 14695, 17634, 23512, 29390, 35268, 44085, 47024, 58780, 70536, 88170, 117560, 120499, 141072, 176340, 235120, 240998, 352680, 361497, 481996, 602495, 705360, 722994, 963992, 1204990, 1445988, 1807485, 1927984, 2409980, 2891976, 3614970, 4819960, 5783952, 7229940, 9639920, 14459880, 28919760]

約数ペア:

[(1, 28919760), (2, 14459880), (3, 9639920), (4, 7229940), (5, 5783952), (6, 4819960), (8, 3614970), (10, 2891976), (12, 2409980), (15, 1927984), (16, 1807485), (20, 1445988), (24, 1204990), (30, 963992), (40, 722994), (41, 705360), (48, 602495), (60, 481996), (80, 361497), (82, 352680), (120, 240998), (123, 235120), (164, 176340), (205, 141072), (240, 120499), (246, 117560), (328, 88170), (410, 70536), (492, 58780), (615, 47024), (656, 44085), (820, 35268), (984, 29390), (1230, 23512), (1640, 17634), (1968, 14695), (2460, 11756), (2939, 9840), (3280, 8817), (4920, 5878)]