78204420

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1217}}^1$

素因数の和:1259

約数の個数: 192

約数和(自身を含む): 294658560

約数和(自身を除く): 216454140

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 27, 28, 30, 34, 35, 36, 42, 45, 51, 54, 60, 63, 68, 70, 84, 85, 90, 102, 105, 108, 119, 126, 135, 140, 153, 170, 180, 189, 204, 210, 238, 252, 255, 270, 306, 315, 340, 357, 378, 420, 459, 476, 510, 540, 595, 612, 630, 714, 756, 765, 918, 945, 1020, 1071, 1190, 1217, 1260, 1428, 1530, 1785, 1836, 1890, 2142, 2295, 2380, 2434, 3060, 3213, 3570, 3651, 3780, 4284, 4590, 4868, 5355, 6085, 6426, 7140, 7302, 8519, 9180, 10710, 10953, 12170, 12852, 14604, 16065, 17038, 18255, 20689, 21420, 21906, 24340, 25557, 32130, 32859, 34076, 36510, 41378, 42595, 43812, 51114, 54765, 62067, 64260, 65718, 73020, 76671, 82756, 85190, 102228, 103445, 109530, 124134, 127785, 131436, 144823, 153342, 164295, 170380, 186201, 206890, 219060, 230013, 248268, 255570, 289646, 306684, 310335, 328590, 372402, 383355, 413780, 434469, 460026, 511140, 558603, 579292, 620670, 657180, 724115, 744804, 766710, 868938, 920052, 931005, 1117206, 1150065, 1241340, 1303407, 1448230, 1533420, 1737876, 1862010, 2172345, 2234412, 2300130, 2606814, 2793015, 2896460, 3724020, 3910221, 4344690, 4600260, 5213628, 5586030, 6517035, 7820442, 8689380, 11172060, 13034070, 15640884, 19551105, 26068140, 39102210, 78204420]

約数ペア:

[(1, 78204420), (2, 39102210), (3, 26068140), (4, 19551105), (5, 15640884), (6, 13034070), (7, 11172060), (9, 8689380), (10, 7820442), (12, 6517035), (14, 5586030), (15, 5213628), (17, 4600260), (18, 4344690), (20, 3910221), (21, 3724020), (27, 2896460), (28, 2793015), (30, 2606814), (34, 2300130), (35, 2234412), (36, 2172345), (42, 1862010), (45, 1737876), (51, 1533420), (54, 1448230), (60, 1303407), (63, 1241340), (68, 1150065), (70, 1117206), (84, 931005), (85, 920052), (90, 868938), (102, 766710), (105, 744804), (108, 724115), (119, 657180), (126, 620670), (135, 579292), (140, 558603), (153, 511140), (170, 460026), (180, 434469), (189, 413780), (204, 383355), (210, 372402), (238, 328590), (252, 310335), (255, 306684), (270, 289646), (306, 255570), (315, 248268), (340, 230013), (357, 219060), (378, 206890), (420, 186201), (459, 170380), (476, 164295), (510, 153342), (540, 144823), (595, 131436), (612, 127785), (630, 124134), (714, 109530), (756, 103445), (765, 102228), (918, 85190), (945, 82756), (1020, 76671), (1071, 73020), (1190, 65718), (1217, 64260), (1260, 62067), (1428, 54765), (1530, 51114), (1785, 43812), (1836, 42595), (1890, 41378), (2142, 36510), (2295, 34076), (2380, 32859), (2434, 32130), (3060, 25557), (3213, 24340), (3570, 21906), (3651, 21420), (3780, 20689), (4284, 18255), (4590, 17038), (4868, 16065), (5355, 14604), (6085, 12852), (6426, 12170), (7140, 10953), (7302, 10710), (8519, 9180)]