977771940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{206281}}^1$

素因数の和:206372

約数の個数: 48

約数和(自身を含む): 2772430080

約数和(自身を除く): 1794658140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 79, 158, 237, 316, 395, 474, 790, 948, 1185, 1580, 2370, 4740, 206281, 412562, 618843, 825124, 1031405, 1237686, 2062810, 2475372, 3094215, 4125620, 6188430, 12376860, 16296199, 32592398, 48888597, 65184796, 81480995, 97777194, 162961990, 195554388, 244442985, 325923980, 488885970, 977771940]

約数ペア:

[(1, 977771940), (2, 488885970), (3, 325923980), (4, 244442985), (5, 195554388), (6, 162961990), (10, 97777194), (12, 81480995), (15, 65184796), (20, 48888597), (30, 32592398), (60, 16296199), (79, 12376860), (158, 6188430), (237, 4125620), (316, 3094215), (395, 2475372), (474, 2062810), (790, 1237686), (948, 1031405), (1185, 825124), (1580, 618843), (2370, 412562), (4740, 206281)]