388219860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{5051}}^1$

素因数の和:5134

約数の個数: 144

約数和(自身を含む): 1368162432

約数和(自身を除く): 979942572

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 61, 63, 70, 84, 90, 105, 122, 126, 140, 180, 183, 210, 244, 252, 305, 315, 366, 420, 427, 549, 610, 630, 732, 854, 915, 1098, 1220, 1260, 1281, 1708, 1830, 2135, 2196, 2562, 2745, 3660, 3843, 4270, 5051, 5124, 5490, 6405, 7686, 8540, 10102, 10980, 12810, 15153, 15372, 19215, 20204, 25255, 25620, 30306, 35357, 38430, 45459, 50510, 60612, 70714, 75765, 76860, 90918, 101020, 106071, 141428, 151530, 176785, 181836, 212142, 227295, 303060, 308111, 318213, 353570, 424284, 454590, 530355, 616222, 636426, 707140, 909180, 924333, 1060710, 1232444, 1272852, 1540555, 1591065, 1848666, 2121420, 2156777, 2772999, 3081110, 3182130, 3697332, 4313554, 4621665, 5545998, 6162220, 6364260, 6470331, 8627108, 9243330, 10783885, 11091996, 12940662, 13864995, 18486660, 19410993, 21567770, 25881324, 27729990, 32351655, 38821986, 43135540, 55459980, 64703310, 77643972, 97054965, 129406620, 194109930, 388219860]

約数ペア:

[(1, 388219860), (2, 194109930), (3, 129406620), (4, 97054965), (5, 77643972), (6, 64703310), (7, 55459980), (9, 43135540), (10, 38821986), (12, 32351655), (14, 27729990), (15, 25881324), (18, 21567770), (20, 19410993), (21, 18486660), (28, 13864995), (30, 12940662), (35, 11091996), (36, 10783885), (42, 9243330), (45, 8627108), (60, 6470331), (61, 6364260), (63, 6162220), (70, 5545998), (84, 4621665), (90, 4313554), (105, 3697332), (122, 3182130), (126, 3081110), (140, 2772999), (180, 2156777), (183, 2121420), (210, 1848666), (244, 1591065), (252, 1540555), (305, 1272852), (315, 1232444), (366, 1060710), (420, 924333), (427, 909180), (549, 707140), (610, 636426), (630, 616222), (732, 530355), (854, 454590), (915, 424284), (1098, 353570), (1220, 318213), (1260, 308111), (1281, 303060), (1708, 227295), (1830, 212142), (2135, 181836), (2196, 176785), (2562, 151530), (2745, 141428), (3660, 106071), (3843, 101020), (4270, 90918), (5051, 76860), (5124, 75765), (5490, 70714), (6405, 60612), (7686, 50510), (8540, 45459), (10102, 38430), (10980, 35357), (12810, 30306), (15153, 25620), (15372, 25255), (19215, 20204)]