216665520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{39251}}^1$

素因数の和:39290

約数の個数: 80

約数和(自身を含む): 700883712

約数和(自身を除く): 484218192

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 5520, 39251, 78502, 117753, 157004, 196255, 235506, 314008, 392510, 471012, 588765, 628016, 785020, 902773, 942024, 1177530, 1570040, 1805546, 1884048, 2355060, 2708319, 3140080, 3611092, 4513865, 4710120, 5416638, 7222184, 9027730, 9420240, 10833276, 13541595, 14444368, 18055460, 21666552, 27083190, 36110920, 43333104, 54166380, 72221840, 108332760, 216665520]

約数ペア:

[(1, 216665520), (2, 108332760), (3, 72221840), (4, 54166380), (5, 43333104), (6, 36110920), (8, 27083190), (10, 21666552), (12, 18055460), (15, 14444368), (16, 13541595), (20, 10833276), (23, 9420240), (24, 9027730), (30, 7222184), (40, 5416638), (46, 4710120), (48, 4513865), (60, 3611092), (69, 3140080), (80, 2708319), (92, 2355060), (115, 1884048), (120, 1805546), (138, 1570040), (184, 1177530), (230, 942024), (240, 902773), (276, 785020), (345, 628016), (368, 588765), (460, 471012), (552, 392510), (690, 314008), (920, 235506), (1104, 196255), (1380, 157004), (1840, 117753), (2760, 78502), (5520, 39251)]