71857019880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{911}}^1\times {\mathrm{219103}}^1$

素因数の和:220031

約数の個数: 96

約数和(自身を含む): 233792732160

約数和(自身を除く): 161935712280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 911, 1822, 2733, 3644, 4555, 5466, 7288, 8199, 9110, 10932, 13665, 16398, 18220, 21864, 27330, 32796, 36440, 40995, 54660, 65592, 81990, 109320, 163980, 219103, 327960, 438206, 657309, 876412, 1095515, 1314618, 1752824, 1971927, 2191030, 2629236, 3286545, 3943854, 4382060, 5258472, 6573090, 7887708, 8764120, 9859635, 13146180, 15775416, 19719270, 26292360, 39438540, 78877080, 199602833, 399205666, 598808499, 798411332, 998014165, 1197616998, 1596822664, 1796425497, 1996028330, 2395233996, 2994042495, 3592850994, 3992056660, 4790467992, 5988084990, 7185701988, 7984113320, 8982127485, 11976169980, 14371403976, 17964254970, 23952339960, 35928509940, 71857019880]

約数ペア:

[(1, 71857019880), (2, 35928509940), (3, 23952339960), (4, 17964254970), (5, 14371403976), (6, 11976169980), (8, 8982127485), (9, 7984113320), (10, 7185701988), (12, 5988084990), (15, 4790467992), (18, 3992056660), (20, 3592850994), (24, 2994042495), (30, 2395233996), (36, 1996028330), (40, 1796425497), (45, 1596822664), (60, 1197616998), (72, 998014165), (90, 798411332), (120, 598808499), (180, 399205666), (360, 199602833), (911, 78877080), (1822, 39438540), (2733, 26292360), (3644, 19719270), (4555, 15775416), (5466, 13146180), (7288, 9859635), (8199, 8764120), (9110, 7887708), (10932, 6573090), (13665, 5258472), (16398, 4382060), (18220, 3943854), (21864, 3286545), (27330, 2629236), (32796, 2191030), (36440, 1971927), (40995, 1752824), (54660, 1314618), (65592, 1095515), (81990, 876412), (109320, 657309), (163980, 438206), (219103, 327960)]