801420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1$

素因数の和:87

約数の個数: 72

約数和(自身を含む): 2432304

約数和(自身を除く): 1630884

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 37, 38, 57, 60, 74, 76, 95, 111, 114, 148, 185, 190, 222, 228, 285, 361, 370, 380, 444, 555, 570, 703, 722, 740, 1083, 1110, 1140, 1406, 1444, 1805, 2109, 2166, 2220, 2812, 3515, 3610, 4218, 4332, 5415, 7030, 7220, 8436, 10545, 10830, 13357, 14060, 21090, 21660, 26714, 40071, 42180, 53428, 66785, 80142, 133570, 160284, 200355, 267140, 400710, 801420]

約数ペア:

[(1, 801420), (2, 400710), (3, 267140), (4, 200355), (5, 160284), (6, 133570), (10, 80142), (12, 66785), (15, 53428), (19, 42180), (20, 40071), (30, 26714), (37, 21660), (38, 21090), (57, 14060), (60, 13357), (74, 10830), (76, 10545), (95, 8436), (111, 7220), (114, 7030), (148, 5415), (185, 4332), (190, 4218), (222, 3610), (228, 3515), (285, 2812), (361, 2220), (370, 2166), (380, 2109), (444, 1805), (555, 1444), (570, 1406), (703, 1140), (722, 1110), (740, 1083)]