641766840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{251}}^1$

素因数の和:438

約数の個数: 256

約数和(自身を含む): 2286144000

約数和(自身を除く): 1644377160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 39, 40, 44, 52, 55, 60, 65, 66, 78, 88, 104, 110, 120, 130, 132, 143, 149, 156, 165, 195, 220, 251, 260, 264, 286, 298, 312, 330, 390, 429, 440, 447, 502, 520, 572, 596, 660, 715, 745, 753, 780, 858, 894, 1004, 1144, 1192, 1255, 1320, 1430, 1490, 1506, 1560, 1639, 1716, 1788, 1937, 2008, 2145, 2235, 2510, 2761, 2860, 2980, 3012, 3263, 3278, 3432, 3576, 3765, 3874, 4290, 4470, 4917, 5020, 5522, 5720, 5811, 5960, 6024, 6526, 6556, 7530, 7748, 8195, 8283, 8580, 8940, 9685, 9789, 9834, 10040, 11044, 11622, 13052, 13112, 13805, 15060, 15496, 16315, 16390, 16566, 17160, 17880, 19370, 19578, 19668, 21307, 22088, 23244, 24585, 26104, 27610, 29055, 30120, 32630, 32780, 33132, 35893, 37399, 38740, 39156, 39336, 41415, 42614, 46488, 48945, 49170, 55220, 58110, 63921, 65260, 65560, 66264, 71786, 74798, 77480, 78312, 82830, 85228, 97890, 98340, 106535, 107679, 110440, 112197, 116220, 127842, 130520, 143572, 149596, 165660, 170456, 179465, 186995, 195780, 196680, 213070, 215358, 224394, 232440, 255684, 287144, 299192, 319605, 331320, 358930, 373990, 391560, 411389, 426140, 430716, 448788, 486187, 511368, 538395, 560985, 639210, 717860, 747980, 822778, 852280, 861432, 897576, 972374, 1076790, 1121970, 1234167, 1278420, 1435720, 1458561, 1495960, 1645556, 1944748, 2056945, 2153580, 2243940, 2430935, 2468334, 2556840, 2917122, 3291112, 3889496, 4113890, 4307160, 4487880, 4861870, 4936668, 5348057, 5834244, 6170835, 7292805, 8227780, 9723740, 9873336, 10696114, 11668488, 12341670, 14585610, 16044171, 16455560, 19447480, 21392228, 24683340, 26740285, 29171220, 32088342, 42784456, 49366680, 53480570, 58342440, 64176684, 80220855, 106961140, 128353368, 160441710, 213922280, 320883420, 641766840]

約数ペア:

[(1, 641766840), (2, 320883420), (3, 213922280), (4, 160441710), (5, 128353368), (6, 106961140), (8, 80220855), (10, 64176684), (11, 58342440), (12, 53480570), (13, 49366680), (15, 42784456), (20, 32088342), (22, 29171220), (24, 26740285), (26, 24683340), (30, 21392228), (33, 19447480), (39, 16455560), (40, 16044171), (44, 14585610), (52, 12341670), (55, 11668488), (60, 10696114), (65, 9873336), (66, 9723740), (78, 8227780), (88, 7292805), (104, 6170835), (110, 5834244), (120, 5348057), (130, 4936668), (132, 4861870), (143, 4487880), (149, 4307160), (156, 4113890), (165, 3889496), (195, 3291112), (220, 2917122), (251, 2556840), (260, 2468334), (264, 2430935), (286, 2243940), (298, 2153580), (312, 2056945), (330, 1944748), (390, 1645556), (429, 1495960), (440, 1458561), (447, 1435720), (502, 1278420), (520, 1234167), (572, 1121970), (596, 1076790), (660, 972374), (715, 897576), (745, 861432), (753, 852280), (780, 822778), (858, 747980), (894, 717860), (1004, 639210), (1144, 560985), (1192, 538395), (1255, 511368), (1320, 486187), (1430, 448788), (1490, 430716), (1506, 426140), (1560, 411389), (1639, 391560), (1716, 373990), (1788, 358930), (1937, 331320), (2008, 319605), (2145, 299192), (2235, 287144), (2510, 255684), (2761, 232440), (2860, 224394), (2980, 215358), (3012, 213070), (3263, 196680), (3278, 195780), (3432, 186995), (3576, 179465), (3765, 170456), (3874, 165660), (4290, 149596), (4470, 143572), (4917, 130520), (5020, 127842), (5522, 116220), (5720, 112197), (5811, 110440), (5960, 107679), (6024, 106535), (6526, 98340), (6556, 97890), (7530, 85228), (7748, 82830), (8195, 78312), (8283, 77480), (8580, 74798), (8940, 71786), (9685, 66264), (9789, 65560), (9834, 65260), (10040, 63921), (11044, 58110), (11622, 55220), (13052, 49170), (13112, 48945), (13805, 46488), (15060, 42614), (15496, 41415), (16315, 39336), (16390, 39156), (16566, 38740), (17160, 37399), (17880, 35893), (19370, 33132), (19578, 32780), (19668, 32630), (21307, 30120), (22088, 29055), (23244, 27610), (24585, 26104)]