1288894440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1$

素因数の和:380

約数の個数: 256

約数和(自身を含む): 4292352000

約数和(自身を除く): 3003457560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 31, 34, 40, 51, 60, 62, 68, 85, 89, 93, 102, 120, 124, 136, 155, 170, 178, 186, 204, 229, 248, 255, 267, 310, 340, 356, 372, 408, 445, 458, 465, 510, 527, 534, 620, 680, 687, 712, 744, 890, 916, 930, 1020, 1054, 1068, 1145, 1240, 1335, 1374, 1513, 1581, 1780, 1832, 1860, 2040, 2108, 2136, 2290, 2635, 2670, 2748, 2759, 3026, 3162, 3435, 3560, 3720, 3893, 4216, 4539, 4580, 5270, 5340, 5496, 5518, 6052, 6324, 6870, 7099, 7565, 7786, 7905, 8277, 9078, 9160, 10540, 10680, 11036, 11679, 12104, 12648, 13740, 13795, 14198, 15130, 15572, 15810, 16554, 18156, 19465, 20381, 21080, 21297, 22072, 22695, 23358, 27480, 27590, 28396, 30260, 31144, 31620, 33108, 35495, 36312, 38930, 40762, 41385, 42594, 45390, 46716, 46903, 55180, 56792, 58395, 60520, 61143, 63240, 66216, 70990, 77860, 81524, 82770, 85188, 90780, 93432, 93806, 101905, 106485, 110360, 116790, 120683, 122286, 140709, 141980, 155720, 163048, 165540, 170376, 181560, 187612, 203810, 212970, 233580, 234515, 241366, 244572, 281418, 283960, 305715, 331080, 346477, 362049, 375224, 407620, 425940, 467160, 469030, 482732, 489144, 562836, 603415, 611430, 631811, 692954, 703545, 724098, 815240, 851880, 938060, 965464, 1039431, 1125672, 1206830, 1222860, 1263622, 1385908, 1407090, 1448196, 1732385, 1810245, 1876120, 1895433, 2078862, 2413660, 2445720, 2527244, 2771816, 2814180, 2896392, 3159055, 3464770, 3620490, 3790866, 4157724, 4827320, 5054488, 5197155, 5628360, 6318110, 6929540, 7240980, 7581732, 8315448, 9477165, 10394310, 10740787, 12636220, 13859080, 14481960, 15163464, 18954330, 20788620, 21481574, 25272440, 32222361, 37908660, 41577240, 42963148, 53703935, 64444722, 75817320, 85926296, 107407870, 128889444, 161111805, 214815740, 257778888, 322223610, 429631480, 644447220, 1288894440]

約数ペア:

[(1, 1288894440), (2, 644447220), (3, 429631480), (4, 322223610), (5, 257778888), (6, 214815740), (8, 161111805), (10, 128889444), (12, 107407870), (15, 85926296), (17, 75817320), (20, 64444722), (24, 53703935), (30, 42963148), (31, 41577240), (34, 37908660), (40, 32222361), (51, 25272440), (60, 21481574), (62, 20788620), (68, 18954330), (85, 15163464), (89, 14481960), (93, 13859080), (102, 12636220), (120, 10740787), (124, 10394310), (136, 9477165), (155, 8315448), (170, 7581732), (178, 7240980), (186, 6929540), (204, 6318110), (229, 5628360), (248, 5197155), (255, 5054488), (267, 4827320), (310, 4157724), (340, 3790866), (356, 3620490), (372, 3464770), (408, 3159055), (445, 2896392), (458, 2814180), (465, 2771816), (510, 2527244), (527, 2445720), (534, 2413660), (620, 2078862), (680, 1895433), (687, 1876120), (712, 1810245), (744, 1732385), (890, 1448196), (916, 1407090), (930, 1385908), (1020, 1263622), (1054, 1222860), (1068, 1206830), (1145, 1125672), (1240, 1039431), (1335, 965464), (1374, 938060), (1513, 851880), (1581, 815240), (1780, 724098), (1832, 703545), (1860, 692954), (2040, 631811), (2108, 611430), (2136, 603415), (2290, 562836), (2635, 489144), (2670, 482732), (2748, 469030), (2759, 467160), (3026, 425940), (3162, 407620), (3435, 375224), (3560, 362049), (3720, 346477), (3893, 331080), (4216, 305715), (4539, 283960), (4580, 281418), (5270, 244572), (5340, 241366), (5496, 234515), (5518, 233580), (6052, 212970), (6324, 203810), (6870, 187612), (7099, 181560), (7565, 170376), (7786, 165540), (7905, 163048), (8277, 155720), (9078, 141980), (9160, 140709), (10540, 122286), (10680, 120683), (11036, 116790), (11679, 110360), (12104, 106485), (12648, 101905), (13740, 93806), (13795, 93432), (14198, 90780), (15130, 85188), (15572, 82770), (15810, 81524), (16554, 77860), (18156, 70990), (19465, 66216), (20381, 63240), (21080, 61143), (21297, 60520), (22072, 58395), (22695, 56792), (23358, 55180), (27480, 46903), (27590, 46716), (28396, 45390), (30260, 42594), (31144, 41385), (31620, 40762), (33108, 38930), (35495, 36312)]