71506880

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^2\times {\mathrm{619}}^1$

素因数の和:674

約数の個数: 84

約数和(自身を含む): 179999640

約数和(自身を除く): 108492760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 361, 380, 608, 619, 722, 760, 1216, 1238, 1444, 1520, 1805, 2476, 2888, 3040, 3095, 3610, 4952, 5776, 6080, 6190, 7220, 9904, 11552, 11761, 12380, 14440, 19808, 23104, 23522, 24760, 28880, 39616, 47044, 49520, 57760, 58805, 94088, 99040, 115520, 117610, 188176, 198080, 223459, 235220, 376352, 446918, 470440, 752704, 893836, 940880, 1117295, 1787672, 1881760, 2234590, 3575344, 3763520, 4469180, 7150688, 8938360, 14301376, 17876720, 35753440, 71506880]

約数ペア:

[(1, 71506880), (2, 35753440), (4, 17876720), (5, 14301376), (8, 8938360), (10, 7150688), (16, 4469180), (19, 3763520), (20, 3575344), (32, 2234590), (38, 1881760), (40, 1787672), (64, 1117295), (76, 940880), (80, 893836), (95, 752704), (152, 470440), (160, 446918), (190, 376352), (304, 235220), (320, 223459), (361, 198080), (380, 188176), (608, 117610), (619, 115520), (722, 99040), (760, 94088), (1216, 58805), (1238, 57760), (1444, 49520), (1520, 47044), (1805, 39616), (2476, 28880), (2888, 24760), (3040, 23522), (3095, 23104), (3610, 19808), (4952, 14440), (5776, 12380), (6080, 11761), (6190, 11552), (7220, 9904)]