16803540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1$

素因数の和:238

約数の個数: 144

約数和(自身を含む): 56504448

約数和(自身を除く): 39700908

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 43, 45, 52, 60, 65, 78, 86, 90, 117, 129, 130, 156, 167, 172, 180, 195, 215, 234, 258, 260, 334, 387, 390, 430, 468, 501, 516, 559, 585, 645, 668, 774, 780, 835, 860, 1002, 1118, 1170, 1290, 1503, 1548, 1670, 1677, 1935, 2004, 2171, 2236, 2340, 2505, 2580, 2795, 3006, 3340, 3354, 3870, 4342, 5010, 5031, 5590, 6012, 6513, 6708, 7181, 7515, 7740, 8385, 8684, 10020, 10062, 10855, 11180, 13026, 14362, 15030, 16770, 19539, 20124, 21543, 21710, 25155, 26052, 28724, 30060, 32565, 33540, 35905, 39078, 43086, 43420, 50310, 64629, 65130, 71810, 78156, 86172, 93353, 97695, 100620, 107715, 129258, 130260, 143620, 186706, 195390, 215430, 258516, 280059, 323145, 373412, 390780, 430860, 466765, 560118, 646290, 840177, 933530, 1120236, 1292580, 1400295, 1680354, 1867060, 2800590, 3360708, 4200885, 5601180, 8401770, 16803540]

約数ペア:

[(1, 16803540), (2, 8401770), (3, 5601180), (4, 4200885), (5, 3360708), (6, 2800590), (9, 1867060), (10, 1680354), (12, 1400295), (13, 1292580), (15, 1120236), (18, 933530), (20, 840177), (26, 646290), (30, 560118), (36, 466765), (39, 430860), (43, 390780), (45, 373412), (52, 323145), (60, 280059), (65, 258516), (78, 215430), (86, 195390), (90, 186706), (117, 143620), (129, 130260), (130, 129258), (156, 107715), (167, 100620), (172, 97695), (180, 93353), (195, 86172), (215, 78156), (234, 71810), (258, 65130), (260, 64629), (334, 50310), (387, 43420), (390, 43086), (430, 39078), (468, 35905), (501, 33540), (516, 32565), (559, 30060), (585, 28724), (645, 26052), (668, 25155), (774, 21710), (780, 21543), (835, 20124), (860, 19539), (1002, 16770), (1118, 15030), (1170, 14362), (1290, 13026), (1503, 11180), (1548, 10855), (1670, 10062), (1677, 10020), (1935, 8684), (2004, 8385), (2171, 7740), (2236, 7515), (2340, 7181), (2505, 6708), (2580, 6513), (2795, 6012), (3006, 5590), (3340, 5031), (3354, 5010), (3870, 4342)]