20169212080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{277}}^1\times {\mathrm{1447}}^1$

素因数の和:1791

約数の個数: 160

約数和(自身を含む): 51213257856

約数和(自身を除く): 31044045776

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 37, 40, 68, 74, 80, 85, 136, 148, 170, 185, 272, 277, 296, 340, 370, 554, 592, 629, 680, 740, 1108, 1258, 1360, 1385, 1447, 1480, 2216, 2516, 2770, 2894, 2960, 3145, 4432, 4709, 5032, 5540, 5788, 6290, 7235, 9418, 10064, 10249, 11080, 11576, 12580, 14470, 18836, 20498, 22160, 23152, 23545, 24599, 25160, 28940, 37672, 40996, 47090, 49198, 50320, 51245, 53539, 57880, 75344, 81992, 94180, 98396, 102490, 107078, 115760, 122995, 163984, 174233, 188360, 196792, 204980, 214156, 245990, 267695, 348466, 376720, 393584, 400819, 409960, 428312, 491980, 535390, 696932, 801638, 819920, 856624, 871165, 910163, 983960, 1070780, 1393864, 1603276, 1742330, 1820326, 1967920, 2004095, 2141560, 2787728, 3206552, 3484660, 3640652, 4008190, 4283120, 4550815, 6413104, 6813923, 6969320, 7281304, 8016380, 9101630, 13627846, 13938640, 14562608, 14830303, 16032760, 18203260, 27255692, 29660606, 32065520, 34069615, 36406520, 54511384, 59321212, 68139230, 72813040, 74151515, 109022768, 118642424, 136278460, 148303030, 237284848, 252115151, 272556920, 296606060, 504230302, 545113840, 593212120, 1008460604, 1186424240, 1260575755, 2016921208, 2521151510, 4033842416, 5042303020, 10084606040, 20169212080]

約数ペア:

[(1, 20169212080), (2, 10084606040), (4, 5042303020), (5, 4033842416), (8, 2521151510), (10, 2016921208), (16, 1260575755), (17, 1186424240), (20, 1008460604), (34, 593212120), (37, 545113840), (40, 504230302), (68, 296606060), (74, 272556920), (80, 252115151), (85, 237284848), (136, 148303030), (148, 136278460), (170, 118642424), (185, 109022768), (272, 74151515), (277, 72813040), (296, 68139230), (340, 59321212), (370, 54511384), (554, 36406520), (592, 34069615), (629, 32065520), (680, 29660606), (740, 27255692), (1108, 18203260), (1258, 16032760), (1360, 14830303), (1385, 14562608), (1447, 13938640), (1480, 13627846), (2216, 9101630), (2516, 8016380), (2770, 7281304), (2894, 6969320), (2960, 6813923), (3145, 6413104), (4432, 4550815), (4709, 4283120), (5032, 4008190), (5540, 3640652), (5788, 3484660), (6290, 3206552), (7235, 2787728), (9418, 2141560), (10064, 2004095), (10249, 1967920), (11080, 1820326), (11576, 1742330), (12580, 1603276), (14470, 1393864), (18836, 1070780), (20498, 983960), (22160, 910163), (23152, 871165), (23545, 856624), (24599, 819920), (25160, 801638), (28940, 696932), (37672, 535390), (40996, 491980), (47090, 428312), (49198, 409960), (50320, 400819), (51245, 393584), (53539, 376720), (57880, 348466), (75344, 267695), (81992, 245990), (94180, 214156), (98396, 204980), (102490, 196792), (107078, 188360), (115760, 174233), (122995, 163984)]