260809380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{491}}^1$

素因数の和:746

約数の個数: 144

約数和(自身を含む): 857473344

約数和(自身を除く): 596663964

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 227, 234, 260, 390, 454, 468, 491, 585, 681, 780, 908, 982, 1135, 1170, 1362, 1473, 1964, 2043, 2270, 2340, 2455, 2724, 2946, 2951, 3405, 4086, 4419, 4540, 4910, 5892, 5902, 6383, 6810, 7365, 8172, 8838, 8853, 9820, 10215, 11804, 12766, 13620, 14730, 14755, 17676, 17706, 19149, 20430, 22095, 25532, 26559, 29460, 29510, 31915, 35412, 38298, 40860, 44190, 44265, 53118, 57447, 59020, 63830, 76596, 88380, 88530, 95745, 106236, 111457, 114894, 127660, 132795, 177060, 191490, 222914, 229788, 265590, 287235, 334371, 382980, 445828, 531180, 557285, 574470, 668742, 1003113, 1114570, 1148940, 1337484, 1448941, 1671855, 2006226, 2229140, 2897882, 3343710, 4012452, 4346823, 5015565, 5795764, 6687420, 7244705, 8693646, 10031130, 13040469, 14489410, 17387292, 20062260, 21734115, 26080938, 28978820, 43468230, 52161876, 65202345, 86936460, 130404690, 260809380]

約数ペア:

[(1, 260809380), (2, 130404690), (3, 86936460), (4, 65202345), (5, 52161876), (6, 43468230), (9, 28978820), (10, 26080938), (12, 21734115), (13, 20062260), (15, 17387292), (18, 14489410), (20, 13040469), (26, 10031130), (30, 8693646), (36, 7244705), (39, 6687420), (45, 5795764), (52, 5015565), (60, 4346823), (65, 4012452), (78, 3343710), (90, 2897882), (117, 2229140), (130, 2006226), (156, 1671855), (180, 1448941), (195, 1337484), (227, 1148940), (234, 1114570), (260, 1003113), (390, 668742), (454, 574470), (468, 557285), (491, 531180), (585, 445828), (681, 382980), (780, 334371), (908, 287235), (982, 265590), (1135, 229788), (1170, 222914), (1362, 191490), (1473, 177060), (1964, 132795), (2043, 127660), (2270, 114894), (2340, 111457), (2455, 106236), (2724, 95745), (2946, 88530), (2951, 88380), (3405, 76596), (4086, 63830), (4419, 59020), (4540, 57447), (4910, 53118), (5892, 44265), (5902, 44190), (6383, 40860), (6810, 38298), (7365, 35412), (8172, 31915), (8838, 29510), (8853, 29460), (9820, 26559), (10215, 25532), (11804, 22095), (12766, 20430), (13620, 19149), (14730, 17706), (14755, 17676)]