77764860

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{16001}}^1$

素因数の和:16025

約数の個数: 72

約数和(自身を含む): 244638576

約数和(自身を除く): 166873716

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4860, 16001, 32002, 48003, 64004, 80005, 96006, 144009, 160010, 192012, 240015, 288018, 320020, 432027, 480030, 576036, 720045, 864054, 960060, 1296081, 1440090, 1728108, 2160135, 2592162, 2880180, 3888243, 4320270, 5184324, 6480405, 7776486, 8640540, 12960810, 15552972, 19441215, 25921620, 38882430, 77764860]

約数ペア:

[(1, 77764860), (2, 38882430), (3, 25921620), (4, 19441215), (5, 15552972), (6, 12960810), (9, 8640540), (10, 7776486), (12, 6480405), (15, 5184324), (18, 4320270), (20, 3888243), (27, 2880180), (30, 2592162), (36, 2160135), (45, 1728108), (54, 1440090), (60, 1296081), (81, 960060), (90, 864054), (108, 720045), (135, 576036), (162, 480030), (180, 432027), (243, 320020), (270, 288018), (324, 240015), (405, 192012), (486, 160010), (540, 144009), (810, 96006), (972, 80005), (1215, 64004), (1620, 48003), (2430, 32002), (4860, 16001)]