31300080

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{601}}^1$

素因数の和:655

約数の個数: 160

約数和(自身を含む): 114659328

約数和(自身を除く): 83359248

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 105, 112, 120, 124, 140, 155, 168, 186, 210, 217, 240, 248, 280, 310, 336, 372, 420, 434, 465, 496, 560, 601, 620, 651, 744, 840, 868, 930, 1085, 1202, 1240, 1302, 1488, 1680, 1736, 1803, 1860, 2170, 2404, 2480, 2604, 3005, 3255, 3472, 3606, 3720, 4207, 4340, 4808, 5208, 6010, 6510, 7212, 7440, 8414, 8680, 9015, 9616, 10416, 12020, 12621, 13020, 14424, 16828, 17360, 18030, 18631, 21035, 24040, 25242, 26040, 28848, 33656, 36060, 37262, 42070, 48080, 50484, 52080, 55893, 63105, 67312, 72120, 74524, 84140, 93155, 100968, 111786, 126210, 130417, 144240, 149048, 168280, 186310, 201936, 223572, 252420, 260834, 279465, 298096, 336560, 372620, 391251, 447144, 504840, 521668, 558930, 652085, 745240, 782502, 894288, 1009680, 1043336, 1117860, 1304170, 1490480, 1565004, 1956255, 2086672, 2235720, 2608340, 3130008, 3912510, 4471440, 5216680, 6260016, 7825020, 10433360, 15650040, 31300080]

約数ペア:

[(1, 31300080), (2, 15650040), (3, 10433360), (4, 7825020), (5, 6260016), (6, 5216680), (7, 4471440), (8, 3912510), (10, 3130008), (12, 2608340), (14, 2235720), (15, 2086672), (16, 1956255), (20, 1565004), (21, 1490480), (24, 1304170), (28, 1117860), (30, 1043336), (31, 1009680), (35, 894288), (40, 782502), (42, 745240), (48, 652085), (56, 558930), (60, 521668), (62, 504840), (70, 447144), (80, 391251), (84, 372620), (93, 336560), (105, 298096), (112, 279465), (120, 260834), (124, 252420), (140, 223572), (155, 201936), (168, 186310), (186, 168280), (210, 149048), (217, 144240), (240, 130417), (248, 126210), (280, 111786), (310, 100968), (336, 93155), (372, 84140), (420, 74524), (434, 72120), (465, 67312), (496, 63105), (560, 55893), (601, 52080), (620, 50484), (651, 48080), (744, 42070), (840, 37262), (868, 36060), (930, 33656), (1085, 28848), (1202, 26040), (1240, 25242), (1302, 24040), (1488, 21035), (1680, 18631), (1736, 18030), (1803, 17360), (1860, 16828), (2170, 14424), (2404, 13020), (2480, 12621), (2604, 12020), (3005, 10416), (3255, 9616), (3472, 9015), (3606, 8680), (3720, 8414), (4207, 7440), (4340, 7212), (4808, 6510), (5208, 6010)]