871554640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{149}}^1$

素因数の和:230

約数の個数: 240

約数和(自身を含む): 2466806400

約数和(自身を除く): 1595251760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 23, 34, 40, 44, 46, 55, 68, 80, 85, 88, 92, 110, 115, 136, 149, 170, 176, 184, 187, 220, 230, 253, 272, 289, 298, 340, 368, 374, 391, 440, 460, 506, 578, 596, 680, 745, 748, 782, 880, 920, 935, 1012, 1156, 1192, 1265, 1360, 1445, 1490, 1496, 1564, 1639, 1840, 1870, 1955, 2024, 2312, 2384, 2530, 2533, 2890, 2980, 2992, 3128, 3179, 3278, 3427, 3740, 3910, 4048, 4301, 4624, 5060, 5066, 5780, 5960, 6256, 6358, 6556, 6647, 6854, 7480, 7820, 8195, 8602, 10120, 10132, 11560, 11920, 12665, 12716, 13112, 13294, 13708, 14960, 15640, 15895, 16390, 17135, 17204, 20240, 20264, 21505, 23120, 25330, 25432, 26224, 26588, 27416, 27863, 31280, 31790, 32780, 33235, 34270, 34408, 37697, 40528, 43010, 43061, 50660, 50864, 53176, 54832, 55726, 58259, 63580, 65560, 66470, 68540, 68816, 73117, 75394, 86020, 86122, 101320, 106352, 111452, 116518, 127160, 131120, 132940, 137080, 139315, 146234, 150788, 172040, 172244, 188485, 202640, 215305, 222904, 233036, 254320, 265880, 274160, 278630, 291295, 292468, 301576, 344080, 344488, 365585, 376970, 430610, 445808, 466072, 473671, 531760, 557260, 582590, 584936, 603152, 640849, 688976, 731170, 753940, 861220, 932144, 947342, 990403, 1114520, 1165180, 1169872, 1281698, 1462340, 1507880, 1722440, 1894684, 1980806, 2229040, 2330360, 2368355, 2563396, 2924680, 3015760, 3204245, 3444880, 3789368, 3961612, 4660720, 4736710, 4952015, 5126792, 5849360, 6408490, 7578736, 7923224, 9473420, 9904030, 10253584, 10894433, 12816980, 15846448, 18946840, 19808060, 21788866, 25633960, 37893680, 39616120, 43577732, 51267920, 54472165, 79232240, 87155464, 108944330, 174310928, 217888660, 435777320, 871554640]

約数ペア:

[(1, 871554640), (2, 435777320), (4, 217888660), (5, 174310928), (8, 108944330), (10, 87155464), (11, 79232240), (16, 54472165), (17, 51267920), (20, 43577732), (22, 39616120), (23, 37893680), (34, 25633960), (40, 21788866), (44, 19808060), (46, 18946840), (55, 15846448), (68, 12816980), (80, 10894433), (85, 10253584), (88, 9904030), (92, 9473420), (110, 7923224), (115, 7578736), (136, 6408490), (149, 5849360), (170, 5126792), (176, 4952015), (184, 4736710), (187, 4660720), (220, 3961612), (230, 3789368), (253, 3444880), (272, 3204245), (289, 3015760), (298, 2924680), (340, 2563396), (368, 2368355), (374, 2330360), (391, 2229040), (440, 1980806), (460, 1894684), (506, 1722440), (578, 1507880), (596, 1462340), (680, 1281698), (745, 1169872), (748, 1165180), (782, 1114520), (880, 990403), (920, 947342), (935, 932144), (1012, 861220), (1156, 753940), (1192, 731170), (1265, 688976), (1360, 640849), (1445, 603152), (1490, 584936), (1496, 582590), (1564, 557260), (1639, 531760), (1840, 473671), (1870, 466072), (1955, 445808), (2024, 430610), (2312, 376970), (2384, 365585), (2530, 344488), (2533, 344080), (2890, 301576), (2980, 292468), (2992, 291295), (3128, 278630), (3179, 274160), (3278, 265880), (3427, 254320), (3740, 233036), (3910, 222904), (4048, 215305), (4301, 202640), (4624, 188485), (5060, 172244), (5066, 172040), (5780, 150788), (5960, 146234), (6256, 139315), (6358, 137080), (6556, 132940), (6647, 131120), (6854, 127160), (7480, 116518), (7820, 111452), (8195, 106352), (8602, 101320), (10120, 86122), (10132, 86020), (11560, 75394), (11920, 73117), (12665, 68816), (12716, 68540), (13112, 66470), (13294, 65560), (13708, 63580), (14960, 58259), (15640, 55726), (15895, 54832), (16390, 53176), (17135, 50864), (17204, 50660), (20240, 43061), (20264, 43010), (21505, 40528), (23120, 37697), (25330, 34408), (25432, 34270), (26224, 33235), (26588, 32780), (27416, 31790), (27863, 31280)]