285816240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1229}}^1$

素因数の和:1284

約数の個数: 240

約数和(自身を含む): 1070690400

約数和(自身を除く): 784874160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 19, 20, 24, 30, 34, 36, 38, 40, 45, 48, 51, 57, 60, 68, 72, 76, 80, 85, 90, 95, 102, 114, 120, 136, 144, 152, 153, 170, 171, 180, 190, 204, 228, 240, 255, 272, 285, 304, 306, 323, 340, 342, 360, 380, 408, 456, 510, 570, 612, 646, 680, 684, 720, 760, 765, 816, 855, 912, 969, 1020, 1140, 1224, 1229, 1292, 1360, 1368, 1520, 1530, 1615, 1710, 1938, 2040, 2280, 2448, 2458, 2584, 2736, 2907, 3060, 3230, 3420, 3687, 3876, 4080, 4560, 4845, 4916, 5168, 5814, 6120, 6145, 6460, 6840, 7374, 7752, 9690, 9832, 11061, 11628, 12240, 12290, 12920, 13680, 14535, 14748, 15504, 18435, 19380, 19664, 20893, 22122, 23256, 23351, 24580, 25840, 29070, 29496, 36870, 38760, 41786, 44244, 46512, 46702, 49160, 55305, 58140, 58992, 62679, 70053, 73740, 77520, 83572, 88488, 93404, 98320, 104465, 110610, 116280, 116755, 125358, 140106, 147480, 167144, 176976, 186808, 188037, 208930, 210159, 221220, 232560, 233510, 250716, 280212, 294960, 313395, 334288, 350265, 373616, 376074, 396967, 417860, 420318, 442440, 467020, 501432, 560424, 626790, 700530, 752148, 793934, 835720, 840636, 884880, 934040, 940185, 1002864, 1050795, 1120848, 1190901, 1253580, 1401060, 1504296, 1587868, 1671440, 1681272, 1868080, 1880370, 1984835, 2101590, 2381802, 2507160, 2802120, 3008592, 3175736, 3362544, 3572703, 3760740, 3969670, 4203180, 4763604, 5014320, 5604240, 5954505, 6351472, 7145406, 7521480, 7939340, 8406360, 9527208, 11909010, 14290812, 15042960, 15878680, 16812720, 17863515, 19054416, 23818020, 28581624, 31757360, 35727030, 47636040, 57163248, 71454060, 95272080, 142908120, 285816240]

約数ペア:

[(1, 285816240), (2, 142908120), (3, 95272080), (4, 71454060), (5, 57163248), (6, 47636040), (8, 35727030), (9, 31757360), (10, 28581624), (12, 23818020), (15, 19054416), (16, 17863515), (17, 16812720), (18, 15878680), (19, 15042960), (20, 14290812), (24, 11909010), (30, 9527208), (34, 8406360), (36, 7939340), (38, 7521480), (40, 7145406), (45, 6351472), (48, 5954505), (51, 5604240), (57, 5014320), (60, 4763604), (68, 4203180), (72, 3969670), (76, 3760740), (80, 3572703), (85, 3362544), (90, 3175736), (95, 3008592), (102, 2802120), (114, 2507160), (120, 2381802), (136, 2101590), (144, 1984835), (152, 1880370), (153, 1868080), (170, 1681272), (171, 1671440), (180, 1587868), (190, 1504296), (204, 1401060), (228, 1253580), (240, 1190901), (255, 1120848), (272, 1050795), (285, 1002864), (304, 940185), (306, 934040), (323, 884880), (340, 840636), (342, 835720), (360, 793934), (380, 752148), (408, 700530), (456, 626790), (510, 560424), (570, 501432), (612, 467020), (646, 442440), (680, 420318), (684, 417860), (720, 396967), (760, 376074), (765, 373616), (816, 350265), (855, 334288), (912, 313395), (969, 294960), (1020, 280212), (1140, 250716), (1224, 233510), (1229, 232560), (1292, 221220), (1360, 210159), (1368, 208930), (1520, 188037), (1530, 186808), (1615, 176976), (1710, 167144), (1938, 147480), (2040, 140106), (2280, 125358), (2448, 116755), (2458, 116280), (2584, 110610), (2736, 104465), (2907, 98320), (3060, 93404), (3230, 88488), (3420, 83572), (3687, 77520), (3876, 73740), (4080, 70053), (4560, 62679), (4845, 58992), (4916, 58140), (5168, 55305), (5814, 49160), (6120, 46702), (6145, 46512), (6460, 44244), (6840, 41786), (7374, 38760), (7752, 36870), (9690, 29496), (9832, 29070), (11061, 25840), (11628, 24580), (12240, 23351), (12290, 23256), (12920, 22122), (13680, 20893), (14535, 19664), (14748, 19380), (15504, 18435)]