55605420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^2$

素因数の和:209

約数の個数: 144

約数和(自身を含む): 188418720

約数和(自身を除く): 132813300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 89, 90, 108, 117, 130, 135, 156, 178, 180, 195, 234, 260, 267, 270, 351, 356, 390, 445, 468, 534, 540, 585, 702, 780, 801, 890, 1068, 1157, 1170, 1335, 1404, 1602, 1755, 1780, 2314, 2340, 2403, 2670, 3204, 3471, 3510, 4005, 4628, 4806, 5340, 5785, 6942, 7020, 7921, 8010, 9612, 10413, 11570, 12015, 13884, 15842, 16020, 17355, 20826, 23140, 23763, 24030, 31239, 31684, 34710, 39605, 41652, 47526, 48060, 52065, 62478, 69420, 71289, 79210, 95052, 102973, 104130, 118815, 124956, 142578, 156195, 158420, 205946, 208260, 213867, 237630, 285156, 308919, 312390, 356445, 411892, 427734, 475260, 514865, 617838, 624780, 712890, 855468, 926757, 1029730, 1069335, 1235676, 1425780, 1544595, 1853514, 2059460, 2138670, 2780271, 3089190, 3707028, 4277340, 4633785, 5560542, 6178380, 9267570, 11121084, 13901355, 18535140, 27802710, 55605420]

約数ペア:

[(1, 55605420), (2, 27802710), (3, 18535140), (4, 13901355), (5, 11121084), (6, 9267570), (9, 6178380), (10, 5560542), (12, 4633785), (13, 4277340), (15, 3707028), (18, 3089190), (20, 2780271), (26, 2138670), (27, 2059460), (30, 1853514), (36, 1544595), (39, 1425780), (45, 1235676), (52, 1069335), (54, 1029730), (60, 926757), (65, 855468), (78, 712890), (89, 624780), (90, 617838), (108, 514865), (117, 475260), (130, 427734), (135, 411892), (156, 356445), (178, 312390), (180, 308919), (195, 285156), (234, 237630), (260, 213867), (267, 208260), (270, 205946), (351, 158420), (356, 156195), (390, 142578), (445, 124956), (468, 118815), (534, 104130), (540, 102973), (585, 95052), (702, 79210), (780, 71289), (801, 69420), (890, 62478), (1068, 52065), (1157, 48060), (1170, 47526), (1335, 41652), (1404, 39605), (1602, 34710), (1755, 31684), (1780, 31239), (2314, 24030), (2340, 23763), (2403, 23140), (2670, 20826), (3204, 17355), (3471, 16020), (3510, 15842), (4005, 13884), (4628, 12015), (4806, 11570), (5340, 10413), (5785, 9612), (6942, 8010), (7020, 7921)]