16183980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1913}}^1$

素因数の和:1975

約数の個数: 72

約数和(自身を含む): 50162112

約数和(自身を除く): 33978132

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 90, 94, 141, 180, 188, 235, 282, 423, 470, 564, 705, 846, 940, 1410, 1692, 1913, 2115, 2820, 3826, 4230, 5739, 7652, 8460, 9565, 11478, 17217, 19130, 22956, 28695, 34434, 38260, 57390, 68868, 86085, 89911, 114780, 172170, 179822, 269733, 344340, 359644, 449555, 539466, 809199, 899110, 1078932, 1348665, 1618398, 1798220, 2697330, 3236796, 4045995, 5394660, 8091990, 16183980]

約数ペア:

[(1, 16183980), (2, 8091990), (3, 5394660), (4, 4045995), (5, 3236796), (6, 2697330), (9, 1798220), (10, 1618398), (12, 1348665), (15, 1078932), (18, 899110), (20, 809199), (30, 539466), (36, 449555), (45, 359644), (47, 344340), (60, 269733), (90, 179822), (94, 172170), (141, 114780), (180, 89911), (188, 86085), (235, 68868), (282, 57390), (423, 38260), (470, 34434), (564, 28695), (705, 22956), (846, 19130), (940, 17217), (1410, 11478), (1692, 9565), (1913, 8460), (2115, 7652), (2820, 5739), (3826, 4230)]