397839120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{7639}}^1$

素因数の和:7693

約数の個数: 160

約数和(自身を含む): 1455144960

約数和(自身を除く): 1057305840

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, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1488, 1680, 1736, 1860, 2170, 2480, 2604, 3255, 3472, 3720, 4340, 5208, 6510, 7440, 7639, 8680, 10416, 13020, 15278, 17360, 22917, 26040, 30556, 38195, 45834, 52080, 53473, 61112, 76390, 91668, 106946, 114585, 122224, 152780, 160419, 183336, 213892, 229170, 236809, 267365, 305560, 320838, 366672, 427784, 458340, 473618, 534730, 611120, 641676, 710427, 802095, 855568, 916680, 947236, 1069460, 1184045, 1283352, 1420854, 1604190, 1657663, 1833360, 1894472, 2138920, 2368090, 2566704, 2841708, 3208380, 3315326, 3552135, 3788944, 4277840, 4736180, 4972989, 5683416, 6416760, 6630652, 7104270, 8288315, 9472360, 9945978, 11366832, 12833520, 13261304, 14208540, 16576630, 18944720, 19891956, 24864945, 26522608, 28417080, 33153260, 39783912, 49729890, 56834160, 66306520, 79567824, 99459780, 132613040, 198919560, 397839120]

約数ペア:

[(1, 397839120), (2, 198919560), (3, 132613040), (4, 99459780), (5, 79567824), (6, 66306520), (7, 56834160), (8, 49729890), (10, 39783912), (12, 33153260), (14, 28417080), (15, 26522608), (16, 24864945), (20, 19891956), (21, 18944720), (24, 16576630), (28, 14208540), (30, 13261304), (31, 12833520), (35, 11366832), (40, 9945978), (42, 9472360), (48, 8288315), (56, 7104270), (60, 6630652), (62, 6416760), (70, 5683416), (80, 4972989), (84, 4736180), (93, 4277840), (105, 3788944), (112, 3552135), (120, 3315326), (124, 3208380), (140, 2841708), (155, 2566704), (168, 2368090), (186, 2138920), (210, 1894472), (217, 1833360), (240, 1657663), (248, 1604190), (280, 1420854), (310, 1283352), (336, 1184045), (372, 1069460), (420, 947236), (434, 916680), (465, 855568), (496, 802095), (560, 710427), (620, 641676), (651, 611120), (744, 534730), (840, 473618), (868, 458340), (930, 427784), (1085, 366672), (1240, 320838), (1302, 305560), (1488, 267365), (1680, 236809), (1736, 229170), (1860, 213892), (2170, 183336), (2480, 160419), (2604, 152780), (3255, 122224), (3472, 114585), (3720, 106946), (4340, 91668), (5208, 76390), (6510, 61112), (7440, 53473), (7639, 52080), (8680, 45834), (10416, 38195), (13020, 30556), (15278, 26040), (17360, 22917)]