891210720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{733}}^1$

素因数の和:917

約数の個数: 192

約数和(自身を含む): 2996481600

約数和(自身を除く): 2105270880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 68, 80, 85, 96, 102, 120, 136, 149, 160, 170, 204, 240, 255, 272, 298, 340, 408, 447, 480, 510, 544, 596, 680, 733, 745, 816, 894, 1020, 1192, 1360, 1466, 1490, 1632, 1788, 2040, 2199, 2235, 2384, 2533, 2720, 2932, 2980, 3576, 3665, 4080, 4398, 4470, 4768, 5066, 5864, 5960, 7152, 7330, 7599, 8160, 8796, 8940, 10132, 10995, 11728, 11920, 12461, 12665, 14304, 14660, 15198, 17592, 17880, 20264, 21990, 23456, 23840, 24922, 25330, 29320, 30396, 35184, 35760, 37383, 37995, 40528, 43980, 49844, 50660, 58640, 60792, 62305, 70368, 71520, 74766, 75990, 81056, 87960, 99688, 101320, 109217, 117280, 121584, 124610, 149532, 151980, 175920, 186915, 199376, 202640, 218434, 243168, 249220, 299064, 303960, 327651, 351840, 373830, 398752, 405280, 436868, 498440, 546085, 598128, 607920, 655302, 747660, 873736, 996880, 1092170, 1196256, 1215840, 1310604, 1495320, 1638255, 1747472, 1856689, 1993760, 2184340, 2621208, 2990640, 3276510, 3494944, 3713378, 4368680, 5242416, 5570067, 5981280, 6553020, 7426756, 8737360, 9283445, 10484832, 11140134, 13106040, 14853512, 17474720, 18566890, 22280268, 26212080, 27850335, 29707024, 37133780, 44560536, 52424160, 55700670, 59414048, 74267560, 89121072, 111401340, 148535120, 178242144, 222802680, 297070240, 445605360, 891210720]

約数ペア:

[(1, 891210720), (2, 445605360), (3, 297070240), (4, 222802680), (5, 178242144), (6, 148535120), (8, 111401340), (10, 89121072), (12, 74267560), (15, 59414048), (16, 55700670), (17, 52424160), (20, 44560536), (24, 37133780), (30, 29707024), (32, 27850335), (34, 26212080), (40, 22280268), (48, 18566890), (51, 17474720), (60, 14853512), (68, 13106040), (80, 11140134), (85, 10484832), (96, 9283445), (102, 8737360), (120, 7426756), (136, 6553020), (149, 5981280), (160, 5570067), (170, 5242416), (204, 4368680), (240, 3713378), (255, 3494944), (272, 3276510), (298, 2990640), (340, 2621208), (408, 2184340), (447, 1993760), (480, 1856689), (510, 1747472), (544, 1638255), (596, 1495320), (680, 1310604), (733, 1215840), (745, 1196256), (816, 1092170), (894, 996880), (1020, 873736), (1192, 747660), (1360, 655302), (1466, 607920), (1490, 598128), (1632, 546085), (1788, 498440), (2040, 436868), (2199, 405280), (2235, 398752), (2384, 373830), (2533, 351840), (2720, 327651), (2932, 303960), (2980, 299064), (3576, 249220), (3665, 243168), (4080, 218434), (4398, 202640), (4470, 199376), (4768, 186915), (5066, 175920), (5864, 151980), (5960, 149532), (7152, 124610), (7330, 121584), (7599, 117280), (8160, 109217), (8796, 101320), (8940, 99688), (10132, 87960), (10995, 81056), (11728, 75990), (11920, 74766), (12461, 71520), (12665, 70368), (14304, 62305), (14660, 60792), (15198, 58640), (17592, 50660), (17880, 49844), (20264, 43980), (21990, 40528), (23456, 37995), (23840, 37383), (24922, 35760), (25330, 35184), (29320, 30396)]