131538420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{839}}^1$

素因数の和:934

約数の個数: 144

約数和(自身を含む): 436625280

約数和(自身を除く): 305086860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 67, 78, 90, 117, 130, 134, 156, 180, 195, 201, 234, 260, 268, 335, 390, 402, 468, 585, 603, 670, 780, 804, 839, 871, 1005, 1170, 1206, 1340, 1678, 1742, 2010, 2340, 2412, 2517, 2613, 3015, 3356, 3484, 4020, 4195, 4355, 5034, 5226, 6030, 7551, 7839, 8390, 8710, 10068, 10452, 10907, 12060, 12585, 13065, 15102, 15678, 16780, 17420, 21814, 25170, 26130, 30204, 31356, 32721, 37755, 39195, 43628, 50340, 52260, 54535, 56213, 65442, 75510, 78390, 98163, 109070, 112426, 130884, 151020, 156780, 163605, 168639, 196326, 218140, 224852, 281065, 327210, 337278, 392652, 490815, 505917, 562130, 654420, 674556, 730769, 843195, 981630, 1011834, 1124260, 1461538, 1686390, 1963260, 2023668, 2192307, 2529585, 2923076, 3372780, 3653845, 4384614, 5059170, 6576921, 7307690, 8769228, 10118340, 10961535, 13153842, 14615380, 21923070, 26307684, 32884605, 43846140, 65769210, 131538420]

約数ペア:

[(1, 131538420), (2, 65769210), (3, 43846140), (4, 32884605), (5, 26307684), (6, 21923070), (9, 14615380), (10, 13153842), (12, 10961535), (13, 10118340), (15, 8769228), (18, 7307690), (20, 6576921), (26, 5059170), (30, 4384614), (36, 3653845), (39, 3372780), (45, 2923076), (52, 2529585), (60, 2192307), (65, 2023668), (67, 1963260), (78, 1686390), (90, 1461538), (117, 1124260), (130, 1011834), (134, 981630), (156, 843195), (180, 730769), (195, 674556), (201, 654420), (234, 562130), (260, 505917), (268, 490815), (335, 392652), (390, 337278), (402, 327210), (468, 281065), (585, 224852), (603, 218140), (670, 196326), (780, 168639), (804, 163605), (839, 156780), (871, 151020), (1005, 130884), (1170, 112426), (1206, 109070), (1340, 98163), (1678, 78390), (1742, 75510), (2010, 65442), (2340, 56213), (2412, 54535), (2517, 52260), (2613, 50340), (3015, 43628), (3356, 39195), (3484, 37755), (4020, 32721), (4195, 31356), (4355, 30204), (5034, 26130), (5226, 25170), (6030, 21814), (7551, 17420), (7839, 16780), (8390, 15678), (8710, 15102), (10068, 13065), (10452, 12585), (10907, 12060)]