905490720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{787}}^1$

素因数の和:872

約数の個数: 288

約数和(自身を含む): 3345608448

約数和(自身を除く): 2440117728

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 47, 48, 51, 60, 68, 72, 80, 85, 90, 94, 96, 102, 120, 136, 141, 144, 153, 160, 170, 180, 188, 204, 235, 240, 255, 272, 282, 288, 306, 340, 360, 376, 408, 423, 470, 480, 510, 544, 564, 612, 680, 705, 720, 752, 765, 787, 799, 816, 846, 940, 1020, 1128, 1224, 1360, 1410, 1440, 1504, 1530, 1574, 1598, 1632, 1692, 1880, 2040, 2115, 2256, 2361, 2397, 2448, 2720, 2820, 3060, 3148, 3196, 3384, 3760, 3935, 3995, 4080, 4230, 4512, 4722, 4794, 4896, 5640, 6120, 6296, 6392, 6768, 7083, 7191, 7520, 7870, 7990, 8160, 8460, 9444, 9588, 11280, 11805, 11985, 12240, 12592, 12784, 13379, 13536, 14166, 14382, 15740, 15980, 16920, 18888, 19176, 22560, 23610, 23970, 24480, 25184, 25568, 26758, 28332, 28764, 31480, 31960, 33840, 35415, 35955, 36989, 37776, 38352, 40137, 47220, 47940, 53516, 56664, 57528, 62960, 63920, 66895, 67680, 70830, 71910, 73978, 75552, 76704, 80274, 94440, 95880, 107032, 110967, 113328, 115056, 120411, 125920, 127840, 133790, 141660, 143820, 147956, 160548, 184945, 188880, 191760, 200685, 214064, 221934, 226656, 230112, 240822, 267580, 283320, 287640, 295912, 321096, 332901, 369890, 377760, 383520, 401370, 428128, 443868, 481644, 535160, 554835, 566640, 575280, 591824, 602055, 628813, 642192, 665802, 739780, 802740, 887736, 963288, 1070320, 1109670, 1133280, 1150560, 1183648, 1204110, 1257626, 1284384, 1331604, 1479560, 1605480, 1664505, 1775472, 1886439, 1926576, 2140640, 2219340, 2408220, 2515252, 2663208, 2959120, 3144065, 3210960, 3329010, 3550944, 3772878, 3853152, 4438680, 4816440, 5030504, 5326416, 5659317, 5918240, 6288130, 6421920, 6658020, 7545756, 8877360, 9432195, 9632880, 10061008, 10652832, 11318634, 12576260, 13316040, 15091512, 17754720, 18864390, 19265760, 20122016, 22637268, 25152520, 26632080, 28296585, 30183024, 37728780, 45274536, 50305040, 53264160, 56593170, 60366048, 75457560, 90549072, 100610080, 113186340, 150915120, 181098144, 226372680, 301830240, 452745360, 905490720]

約数ペア:

[(1, 905490720), (2, 452745360), (3, 301830240), (4, 226372680), (5, 181098144), (6, 150915120), (8, 113186340), (9, 100610080), (10, 90549072), (12, 75457560), (15, 60366048), (16, 56593170), (17, 53264160), (18, 50305040), (20, 45274536), (24, 37728780), (30, 30183024), (32, 28296585), (34, 26632080), (36, 25152520), (40, 22637268), (45, 20122016), (47, 19265760), (48, 18864390), (51, 17754720), (60, 15091512), (68, 13316040), (72, 12576260), (80, 11318634), (85, 10652832), (90, 10061008), (94, 9632880), (96, 9432195), (102, 8877360), (120, 7545756), (136, 6658020), (141, 6421920), (144, 6288130), (153, 5918240), (160, 5659317), (170, 5326416), (180, 5030504), (188, 4816440), (204, 4438680), (235, 3853152), (240, 3772878), (255, 3550944), (272, 3329010), (282, 3210960), (288, 3144065), (306, 2959120), (340, 2663208), (360, 2515252), (376, 2408220), (408, 2219340), (423, 2140640), (470, 1926576), (480, 1886439), (510, 1775472), (544, 1664505), (564, 1605480), (612, 1479560), (680, 1331604), (705, 1284384), (720, 1257626), (752, 1204110), (765, 1183648), (787, 1150560), (799, 1133280), (816, 1109670), (846, 1070320), (940, 963288), (1020, 887736), (1128, 802740), (1224, 739780), (1360, 665802), (1410, 642192), (1440, 628813), (1504, 602055), (1530, 591824), (1574, 575280), (1598, 566640), (1632, 554835), (1692, 535160), (1880, 481644), (2040, 443868), (2115, 428128), (2256, 401370), (2361, 383520), (2397, 377760), (2448, 369890), (2720, 332901), (2820, 321096), (3060, 295912), (3148, 287640), (3196, 283320), (3384, 267580), (3760, 240822), (3935, 230112), (3995, 226656), (4080, 221934), (4230, 214064), (4512, 200685), (4722, 191760), (4794, 188880), (4896, 184945), (5640, 160548), (6120, 147956), (6296, 143820), (6392, 141660), (6768, 133790), (7083, 127840), (7191, 125920), (7520, 120411), (7870, 115056), (7990, 113328), (8160, 110967), (8460, 107032), (9444, 95880), (9588, 94440), (11280, 80274), (11805, 76704), (11985, 75552), (12240, 73978), (12592, 71910), (12784, 70830), (13379, 67680), (13536, 66895), (14166, 63920), (14382, 62960), (15740, 57528), (15980, 56664), (16920, 53516), (18888, 47940), (19176, 47220), (22560, 40137), (23610, 38352), (23970, 37776), (24480, 36989), (25184, 35955), (25568, 35415), (26758, 33840), (28332, 31960), (28764, 31480)]