281684520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20063}}^1$

素因数の和:20096

約数の個数: 128

約数和(自身を含む): 1011225600

約数和(自身を除く): 729541080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 90, 104, 108, 117, 120, 130, 135, 156, 180, 195, 216, 234, 260, 270, 312, 351, 360, 390, 468, 520, 540, 585, 702, 780, 936, 1080, 1170, 1404, 1560, 1755, 2340, 2808, 3510, 4680, 7020, 14040, 20063, 40126, 60189, 80252, 100315, 120378, 160504, 180567, 200630, 240756, 260819, 300945, 361134, 401260, 481512, 521638, 541701, 601890, 722268, 782457, 802520, 902835, 1043276, 1083402, 1203780, 1304095, 1444536, 1564914, 1805670, 2086552, 2166804, 2347371, 2407560, 2608190, 2708505, 3129828, 3611340, 3912285, 4333608, 4694742, 5216380, 5417010, 6259656, 7042113, 7222680, 7824570, 9389484, 10432760, 10834020, 11736855, 14084226, 15649140, 18778968, 21668040, 23473710, 28168452, 31298280, 35210565, 46947420, 56336904, 70421130, 93894840, 140842260, 281684520]

約数ペア:

[(1, 281684520), (2, 140842260), (3, 93894840), (4, 70421130), (5, 56336904), (6, 46947420), (8, 35210565), (9, 31298280), (10, 28168452), (12, 23473710), (13, 21668040), (15, 18778968), (18, 15649140), (20, 14084226), (24, 11736855), (26, 10834020), (27, 10432760), (30, 9389484), (36, 7824570), (39, 7222680), (40, 7042113), (45, 6259656), (52, 5417010), (54, 5216380), (60, 4694742), (65, 4333608), (72, 3912285), (78, 3611340), (90, 3129828), (104, 2708505), (108, 2608190), (117, 2407560), (120, 2347371), (130, 2166804), (135, 2086552), (156, 1805670), (180, 1564914), (195, 1444536), (216, 1304095), (234, 1203780), (260, 1083402), (270, 1043276), (312, 902835), (351, 802520), (360, 782457), (390, 722268), (468, 601890), (520, 541701), (540, 521638), (585, 481512), (702, 401260), (780, 361134), (936, 300945), (1080, 260819), (1170, 240756), (1404, 200630), (1560, 180567), (1755, 160504), (2340, 120378), (2808, 100315), (3510, 80252), (4680, 60189), (7020, 40126), (14040, 20063)]