491276880

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{787}}^1$

素因数の和:843

約数の個数: 240

約数和(自身を含む): 1799855040

約数和(自身を除く): 1308578160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 48, 51, 54, 60, 68, 72, 80, 85, 90, 102, 108, 120, 135, 136, 144, 153, 170, 180, 204, 216, 240, 255, 270, 272, 289, 306, 340, 360, 408, 432, 459, 510, 540, 578, 612, 680, 720, 765, 787, 816, 867, 918, 1020, 1080, 1156, 1224, 1360, 1445, 1530, 1574, 1734, 1836, 2040, 2160, 2295, 2312, 2361, 2448, 2601, 2890, 3060, 3148, 3468, 3672, 3935, 4080, 4335, 4590, 4624, 4722, 5202, 5780, 6120, 6296, 6936, 7083, 7344, 7803, 7870, 8670, 9180, 9444, 10404, 11560, 11805, 12240, 12592, 13005, 13379, 13872, 14166, 15606, 15740, 17340, 18360, 18888, 20808, 21249, 23120, 23610, 26010, 26758, 28332, 31212, 31480, 34680, 35415, 36720, 37776, 39015, 40137, 41616, 42498, 47220, 52020, 53516, 56664, 62424, 62960, 66895, 69360, 70830, 78030, 80274, 84996, 94440, 104040, 106245, 107032, 113328, 120411, 124848, 133790, 141660, 156060, 160548, 169992, 188880, 200685, 208080, 212490, 214064, 227443, 240822, 267580, 283320, 312120, 321096, 339984, 361233, 401370, 424980, 454886, 481644, 535160, 566640, 602055, 624240, 642192, 682329, 722466, 802740, 849960, 909772, 963288, 1070320, 1137215, 1204110, 1364658, 1444932, 1605480, 1699920, 1806165, 1819544, 1926576, 2046987, 2274430, 2408220, 2729316, 2889864, 3210960, 3411645, 3612330, 3639088, 4093974, 4548860, 4816440, 5458632, 5779728, 6140961, 6823290, 7224660, 8187948, 9097720, 9632880, 10234935, 10917264, 12281922, 13646580, 14449320, 16375896, 18195440, 20469870, 24563844, 27293160, 28898640, 30704805, 32751792, 40939740, 49127688, 54586320, 61409610, 81879480, 98255376, 122819220, 163758960, 245638440, 491276880]

約数ペア:

[(1, 491276880), (2, 245638440), (3, 163758960), (4, 122819220), (5, 98255376), (6, 81879480), (8, 61409610), (9, 54586320), (10, 49127688), (12, 40939740), (15, 32751792), (16, 30704805), (17, 28898640), (18, 27293160), (20, 24563844), (24, 20469870), (27, 18195440), (30, 16375896), (34, 14449320), (36, 13646580), (40, 12281922), (45, 10917264), (48, 10234935), (51, 9632880), (54, 9097720), (60, 8187948), (68, 7224660), (72, 6823290), (80, 6140961), (85, 5779728), (90, 5458632), (102, 4816440), (108, 4548860), (120, 4093974), (135, 3639088), (136, 3612330), (144, 3411645), (153, 3210960), (170, 2889864), (180, 2729316), (204, 2408220), (216, 2274430), (240, 2046987), (255, 1926576), (270, 1819544), (272, 1806165), (289, 1699920), (306, 1605480), (340, 1444932), (360, 1364658), (408, 1204110), (432, 1137215), (459, 1070320), (510, 963288), (540, 909772), (578, 849960), (612, 802740), (680, 722466), (720, 682329), (765, 642192), (787, 624240), (816, 602055), (867, 566640), (918, 535160), (1020, 481644), (1080, 454886), (1156, 424980), (1224, 401370), (1360, 361233), (1445, 339984), (1530, 321096), (1574, 312120), (1734, 283320), (1836, 267580), (2040, 240822), (2160, 227443), (2295, 214064), (2312, 212490), (2361, 208080), (2448, 200685), (2601, 188880), (2890, 169992), (3060, 160548), (3148, 156060), (3468, 141660), (3672, 133790), (3935, 124848), (4080, 120411), (4335, 113328), (4590, 107032), (4624, 106245), (4722, 104040), (5202, 94440), (5780, 84996), (6120, 80274), (6296, 78030), (6936, 70830), (7083, 69360), (7344, 66895), (7803, 62960), (7870, 62424), (8670, 56664), (9180, 53516), (9444, 52020), (10404, 47220), (11560, 42498), (11805, 41616), (12240, 40137), (12592, 39015), (13005, 37776), (13379, 36720), (13872, 35415), (14166, 34680), (15606, 31480), (15740, 31212), (17340, 28332), (18360, 26758), (18888, 26010), (20808, 23610), (21249, 23120)]