187487820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4217}}^1$

素因数の和:4264

約数の個数: 144

約数和(自身を含む): 644847840

約数和(自身を除く): 457360020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 52, 57, 60, 65, 76, 78, 90, 95, 114, 117, 130, 156, 171, 180, 190, 195, 228, 234, 247, 260, 285, 342, 380, 390, 468, 494, 570, 585, 684, 741, 780, 855, 988, 1140, 1170, 1235, 1482, 1710, 2223, 2340, 2470, 2964, 3420, 3705, 4217, 4446, 4940, 7410, 8434, 8892, 11115, 12651, 14820, 16868, 21085, 22230, 25302, 37953, 42170, 44460, 50604, 54821, 63255, 75906, 80123, 84340, 109642, 126510, 151812, 160246, 164463, 189765, 219284, 240369, 253020, 274105, 320492, 328926, 379530, 400615, 480738, 493389, 548210, 657852, 721107, 759060, 801230, 822315, 961476, 986778, 1041599, 1096420, 1201845, 1442214, 1602460, 1644630, 1973556, 2083198, 2403690, 2466945, 2884428, 3124797, 3289260, 3605535, 4166396, 4807380, 4933890, 5207995, 6249594, 7211070, 9374391, 9867780, 10415990, 12499188, 14422140, 15623985, 18748782, 20831980, 31247970, 37497564, 46871955, 62495940, 93743910, 187487820]

約数ペア:

[(1, 187487820), (2, 93743910), (3, 62495940), (4, 46871955), (5, 37497564), (6, 31247970), (9, 20831980), (10, 18748782), (12, 15623985), (13, 14422140), (15, 12499188), (18, 10415990), (19, 9867780), (20, 9374391), (26, 7211070), (30, 6249594), (36, 5207995), (38, 4933890), (39, 4807380), (45, 4166396), (52, 3605535), (57, 3289260), (60, 3124797), (65, 2884428), (76, 2466945), (78, 2403690), (90, 2083198), (95, 1973556), (114, 1644630), (117, 1602460), (130, 1442214), (156, 1201845), (171, 1096420), (180, 1041599), (190, 986778), (195, 961476), (228, 822315), (234, 801230), (247, 759060), (260, 721107), (285, 657852), (342, 548210), (380, 493389), (390, 480738), (468, 400615), (494, 379530), (570, 328926), (585, 320492), (684, 274105), (741, 253020), (780, 240369), (855, 219284), (988, 189765), (1140, 164463), (1170, 160246), (1235, 151812), (1482, 126510), (1710, 109642), (2223, 84340), (2340, 80123), (2470, 75906), (2964, 63255), (3420, 54821), (3705, 50604), (4217, 44460), (4446, 42170), (4940, 37953), (7410, 25302), (8434, 22230), (8892, 21085), (11115, 16868), (12651, 14820)]