245548680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:288

約数の個数: 256

約数和(自身を含む): 862202880

約数和(自身を除く): 616654200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 34, 39, 40, 47, 51, 52, 60, 65, 68, 78, 85, 94, 102, 104, 120, 130, 136, 141, 156, 170, 188, 195, 197, 204, 221, 235, 255, 260, 282, 312, 340, 376, 390, 394, 408, 442, 470, 510, 520, 564, 591, 611, 663, 680, 705, 780, 788, 799, 884, 940, 985, 1020, 1105, 1128, 1182, 1222, 1326, 1410, 1560, 1576, 1598, 1768, 1833, 1880, 1970, 2040, 2210, 2364, 2397, 2444, 2561, 2652, 2820, 2955, 3055, 3196, 3315, 3349, 3666, 3940, 3995, 4420, 4728, 4794, 4888, 5122, 5304, 5640, 5910, 6110, 6392, 6630, 6698, 7332, 7683, 7880, 7990, 8840, 9165, 9259, 9588, 10047, 10244, 10387, 11820, 11985, 12220, 12805, 13260, 13396, 14664, 15366, 15980, 16745, 18330, 18518, 19176, 20094, 20488, 20774, 23640, 23970, 24440, 25610, 26520, 26792, 27777, 30732, 31161, 31960, 33490, 36660, 37036, 38415, 40188, 41548, 43537, 46295, 47940, 50235, 51220, 51935, 55554, 61464, 62322, 66980, 73320, 74072, 76830, 80376, 83096, 87074, 92590, 95880, 100470, 102440, 103870, 111108, 120367, 124644, 130611, 133960, 138885, 153660, 155805, 157403, 174148, 185180, 200940, 207740, 217685, 222216, 240734, 249288, 261222, 277770, 307320, 311610, 314806, 348296, 361101, 370360, 401880, 415480, 435370, 472209, 481468, 522444, 555540, 601835, 623220, 629612, 653055, 722202, 787015, 870740, 944418, 962936, 1044888, 1111080, 1203670, 1246440, 1259224, 1306110, 1444404, 1574030, 1741480, 1805505, 1888836, 2046239, 2361045, 2407340, 2612220, 2888808, 3148060, 3611010, 3777672, 4092478, 4722090, 4814680, 5224440, 6138717, 6296120, 7222020, 8184956, 9444180, 10231195, 12277434, 14444040, 16369912, 18888360, 20462390, 24554868, 30693585, 40924780, 49109736, 61387170, 81849560, 122774340, 245548680]

約数ペア:

[(1, 245548680), (2, 122774340), (3, 81849560), (4, 61387170), (5, 49109736), (6, 40924780), (8, 30693585), (10, 24554868), (12, 20462390), (13, 18888360), (15, 16369912), (17, 14444040), (20, 12277434), (24, 10231195), (26, 9444180), (30, 8184956), (34, 7222020), (39, 6296120), (40, 6138717), (47, 5224440), (51, 4814680), (52, 4722090), (60, 4092478), (65, 3777672), (68, 3611010), (78, 3148060), (85, 2888808), (94, 2612220), (102, 2407340), (104, 2361045), (120, 2046239), (130, 1888836), (136, 1805505), (141, 1741480), (156, 1574030), (170, 1444404), (188, 1306110), (195, 1259224), (197, 1246440), (204, 1203670), (221, 1111080), (235, 1044888), (255, 962936), (260, 944418), (282, 870740), (312, 787015), (340, 722202), (376, 653055), (390, 629612), (394, 623220), (408, 601835), (442, 555540), (470, 522444), (510, 481468), (520, 472209), (564, 435370), (591, 415480), (611, 401880), (663, 370360), (680, 361101), (705, 348296), (780, 314806), (788, 311610), (799, 307320), (884, 277770), (940, 261222), (985, 249288), (1020, 240734), (1105, 222216), (1128, 217685), (1182, 207740), (1222, 200940), (1326, 185180), (1410, 174148), (1560, 157403), (1576, 155805), (1598, 153660), (1768, 138885), (1833, 133960), (1880, 130611), (1970, 124644), (2040, 120367), (2210, 111108), (2364, 103870), (2397, 102440), (2444, 100470), (2561, 95880), (2652, 92590), (2820, 87074), (2955, 83096), (3055, 80376), (3196, 76830), (3315, 74072), (3349, 73320), (3666, 66980), (3940, 62322), (3995, 61464), (4420, 55554), (4728, 51935), (4794, 51220), (4888, 50235), (5122, 47940), (5304, 46295), (5640, 43537), (5910, 41548), (6110, 40188), (6392, 38415), (6630, 37036), (6698, 36660), (7332, 33490), (7683, 31960), (7880, 31161), (7990, 30732), (8840, 27777), (9165, 26792), (9259, 26520), (9588, 25610), (10047, 24440), (10244, 23970), (10387, 23640), (11820, 20774), (11985, 20488), (12220, 20094), (12805, 19176), (13260, 18518), (13396, 18330), (14664, 16745), (15366, 15980)]