67890420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{509}}^1$

素因数の和:559

約数の個数: 192

約数和(自身を含む): 239904000

約数和(自身を除く): 172013580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 27, 30, 36, 38, 39, 45, 52, 54, 57, 60, 65, 76, 78, 90, 95, 108, 114, 117, 130, 135, 156, 171, 180, 190, 195, 228, 234, 247, 260, 270, 285, 342, 351, 380, 390, 468, 494, 509, 513, 540, 570, 585, 684, 702, 741, 780, 855, 988, 1018, 1026, 1140, 1170, 1235, 1404, 1482, 1527, 1710, 1755, 2036, 2052, 2223, 2340, 2470, 2545, 2565, 2964, 3054, 3420, 3510, 3705, 4446, 4581, 4940, 5090, 5130, 6108, 6617, 6669, 7020, 7410, 7635, 8892, 9162, 9671, 10180, 10260, 11115, 13234, 13338, 13743, 14820, 15270, 18324, 19342, 19851, 22230, 22905, 26468, 26676, 27486, 29013, 30540, 33085, 33345, 38684, 39702, 44460, 45810, 48355, 54972, 58026, 59553, 66170, 66690, 68715, 79404, 87039, 91620, 96710, 99255, 116052, 119106, 125723, 132340, 133380, 137430, 145065, 174078, 178659, 193420, 198510, 238212, 251446, 261117, 274860, 290130, 297765, 348156, 357318, 377169, 397020, 435195, 502892, 522234, 580260, 595530, 628615, 714636, 754338, 870390, 893295, 1044468, 1131507, 1191060, 1257230, 1305585, 1508676, 1740780, 1786590, 1885845, 2263014, 2514460, 2611170, 3394521, 3573180, 3771690, 4526028, 5222340, 5657535, 6789042, 7543380, 11315070, 13578084, 16972605, 22630140, 33945210, 67890420]

約数ペア:

[(1, 67890420), (2, 33945210), (3, 22630140), (4, 16972605), (5, 13578084), (6, 11315070), (9, 7543380), (10, 6789042), (12, 5657535), (13, 5222340), (15, 4526028), (18, 3771690), (19, 3573180), (20, 3394521), (26, 2611170), (27, 2514460), (30, 2263014), (36, 1885845), (38, 1786590), (39, 1740780), (45, 1508676), (52, 1305585), (54, 1257230), (57, 1191060), (60, 1131507), (65, 1044468), (76, 893295), (78, 870390), (90, 754338), (95, 714636), (108, 628615), (114, 595530), (117, 580260), (130, 522234), (135, 502892), (156, 435195), (171, 397020), (180, 377169), (190, 357318), (195, 348156), (228, 297765), (234, 290130), (247, 274860), (260, 261117), (270, 251446), (285, 238212), (342, 198510), (351, 193420), (380, 178659), (390, 174078), (468, 145065), (494, 137430), (509, 133380), (513, 132340), (540, 125723), (570, 119106), (585, 116052), (684, 99255), (702, 96710), (741, 91620), (780, 87039), (855, 79404), (988, 68715), (1018, 66690), (1026, 66170), (1140, 59553), (1170, 58026), (1235, 54972), (1404, 48355), (1482, 45810), (1527, 44460), (1710, 39702), (1755, 38684), (2036, 33345), (2052, 33085), (2223, 30540), (2340, 29013), (2470, 27486), (2545, 26676), (2565, 26468), (2964, 22905), (3054, 22230), (3420, 19851), (3510, 19342), (3705, 18324), (4446, 15270), (4581, 14820), (4940, 13743), (5090, 13338), (5130, 13234), (6108, 11115), (6617, 10260), (6669, 10180), (7020, 9671), (7410, 9162), (7635, 8892)]