276487380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:251

約数の個数: 216

約数和(自身を含む): 929237400

約数和(自身を除く): 652750020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 61, 65, 78, 90, 117, 122, 130, 149, 156, 169, 180, 183, 195, 234, 244, 260, 298, 305, 338, 366, 390, 447, 468, 507, 549, 585, 596, 610, 676, 732, 745, 780, 793, 845, 894, 915, 1014, 1098, 1170, 1220, 1341, 1490, 1521, 1586, 1690, 1788, 1830, 1937, 2028, 2196, 2235, 2340, 2379, 2535, 2682, 2745, 2980, 3042, 3172, 3380, 3660, 3874, 3965, 4470, 4758, 5070, 5364, 5490, 5811, 6084, 6705, 7137, 7605, 7748, 7930, 8940, 9089, 9516, 9685, 10140, 10309, 10980, 11622, 11895, 13410, 14274, 15210, 15860, 17433, 18178, 19370, 20618, 23244, 23790, 25181, 26820, 27267, 28548, 29055, 30420, 30927, 34866, 35685, 36356, 38740, 41236, 45445, 47580, 50362, 51545, 54534, 58110, 61854, 69732, 71370, 75543, 81801, 87165, 90890, 92781, 100724, 103090, 109068, 116220, 118157, 123708, 125905, 136335, 142740, 151086, 154635, 163602, 174330, 181780, 185562, 206180, 226629, 236314, 251810, 272670, 302172, 309270, 327204, 348660, 354471, 371124, 377715, 409005, 453258, 463905, 472628, 503620, 545340, 590785, 618540, 708942, 755430, 818010, 906516, 927810, 1063413, 1133145, 1181570, 1417884, 1510860, 1536041, 1636020, 1772355, 1855620, 2126826, 2266290, 2363140, 3072082, 3544710, 4253652, 4532580, 4608123, 5317065, 6144164, 7089420, 7680205, 9216246, 10634130, 13824369, 15360410, 18432492, 21268260, 23040615, 27648738, 30720820, 46081230, 55297476, 69121845, 92162460, 138243690, 276487380]

約数ペア:

[(1, 276487380), (2, 138243690), (3, 92162460), (4, 69121845), (5, 55297476), (6, 46081230), (9, 30720820), (10, 27648738), (12, 23040615), (13, 21268260), (15, 18432492), (18, 15360410), (20, 13824369), (26, 10634130), (30, 9216246), (36, 7680205), (39, 7089420), (45, 6144164), (52, 5317065), (60, 4608123), (61, 4532580), (65, 4253652), (78, 3544710), (90, 3072082), (117, 2363140), (122, 2266290), (130, 2126826), (149, 1855620), (156, 1772355), (169, 1636020), (180, 1536041), (183, 1510860), (195, 1417884), (234, 1181570), (244, 1133145), (260, 1063413), (298, 927810), (305, 906516), (338, 818010), (366, 755430), (390, 708942), (447, 618540), (468, 590785), (507, 545340), (549, 503620), (585, 472628), (596, 463905), (610, 453258), (676, 409005), (732, 377715), (745, 371124), (780, 354471), (793, 348660), (845, 327204), (894, 309270), (915, 302172), (1014, 272670), (1098, 251810), (1170, 236314), (1220, 226629), (1341, 206180), (1490, 185562), (1521, 181780), (1586, 174330), (1690, 163602), (1788, 154635), (1830, 151086), (1937, 142740), (2028, 136335), (2196, 125905), (2235, 123708), (2340, 118157), (2379, 116220), (2535, 109068), (2682, 103090), (2745, 100724), (2980, 92781), (3042, 90890), (3172, 87165), (3380, 81801), (3660, 75543), (3874, 71370), (3965, 69732), (4470, 61854), (4758, 58110), (5070, 54534), (5364, 51545), (5490, 50362), (5811, 47580), (6084, 45445), (6705, 41236), (7137, 38740), (7605, 36356), (7748, 35685), (7930, 34866), (8940, 30927), (9089, 30420), (9516, 29055), (9685, 28548), (10140, 27267), (10309, 26820), (10980, 25181), (11622, 23790), (11895, 23244), (13410, 20618), (14274, 19370), (15210, 18178), (15860, 17433)]