281611760040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{305449}}^1$

素因数の和:305676

約数の個数: 192

約数和(自身を含む): 990647658000

約数和(自身を除く): 709035897960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 197, 234, 260, 312, 360, 390, 394, 468, 520, 585, 591, 780, 788, 936, 985, 1170, 1182, 1560, 1576, 1773, 1970, 2340, 2364, 2561, 2955, 3546, 3940, 4680, 4728, 5122, 5910, 7092, 7683, 7880, 8865, 10244, 11820, 12805, 14184, 15366, 17730, 20488, 23049, 23640, 25610, 30732, 35460, 38415, 46098, 51220, 61464, 70920, 76830, 92196, 102440, 115245, 153660, 184392, 230490, 305449, 307320, 460980, 610898, 916347, 921960, 1221796, 1527245, 1832694, 2443592, 2749041, 3054490, 3665388, 3970837, 4581735, 5498082, 6108980, 7330776, 7941674, 9163470, 10996164, 11912511, 12217960, 13745205, 15883348, 18326940, 19854185, 21992328, 23825022, 27490410, 31766696, 35737533, 36653880, 39708370, 47650044, 54980820, 59562555, 60173453, 71475066, 79416740, 95300088, 109961640, 119125110, 120346906, 142950132, 158833480, 178687665, 180520359, 238250220, 240693812, 285900264, 300867265, 357375330, 361040718, 476500440, 481387624, 541561077, 601734530, 714750660, 722081436, 782254889, 902601795, 1083122154, 1203469060, 1429501320, 1444162872, 1564509778, 1805203590, 2166244308, 2346764667, 2406938120, 2707805385, 3129019556, 3610407180, 3911274445, 4332488616, 4693529334, 5415610770, 6258039112, 7040294001, 7220814360, 7822548890, 9387058668, 10831221540, 11733823335, 14080588002, 15645097780, 18774117336, 21662443080, 23467646670, 28161176004, 31290195560, 35201470005, 46935293340, 56322352008, 70402940010, 93870586680, 140805880020, 281611760040]

約数ペア:

[(1, 281611760040), (2, 140805880020), (3, 93870586680), (4, 70402940010), (5, 56322352008), (6, 46935293340), (8, 35201470005), (9, 31290195560), (10, 28161176004), (12, 23467646670), (13, 21662443080), (15, 18774117336), (18, 15645097780), (20, 14080588002), (24, 11733823335), (26, 10831221540), (30, 9387058668), (36, 7822548890), (39, 7220814360), (40, 7040294001), (45, 6258039112), (52, 5415610770), (60, 4693529334), (65, 4332488616), (72, 3911274445), (78, 3610407180), (90, 3129019556), (104, 2707805385), (117, 2406938120), (120, 2346764667), (130, 2166244308), (156, 1805203590), (180, 1564509778), (195, 1444162872), (197, 1429501320), (234, 1203469060), (260, 1083122154), (312, 902601795), (360, 782254889), (390, 722081436), (394, 714750660), (468, 601734530), (520, 541561077), (585, 481387624), (591, 476500440), (780, 361040718), (788, 357375330), (936, 300867265), (985, 285900264), (1170, 240693812), (1182, 238250220), (1560, 180520359), (1576, 178687665), (1773, 158833480), (1970, 142950132), (2340, 120346906), (2364, 119125110), (2561, 109961640), (2955, 95300088), (3546, 79416740), (3940, 71475066), (4680, 60173453), (4728, 59562555), (5122, 54980820), (5910, 47650044), (7092, 39708370), (7683, 36653880), (7880, 35737533), (8865, 31766696), (10244, 27490410), (11820, 23825022), (12805, 21992328), (14184, 19854185), (15366, 18326940), (17730, 15883348), (20488, 13745205), (23049, 12217960), (23640, 11912511), (25610, 10996164), (30732, 9163470), (35460, 7941674), (38415, 7330776), (46098, 6108980), (51220, 5498082), (61464, 4581735), (70920, 3970837), (76830, 3665388), (92196, 3054490), (102440, 2749041), (115245, 2443592), (153660, 1832694), (184392, 1527245), (230490, 1221796), (305449, 921960), (307320, 916347), (460980, 610898)]