20298952680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{4861}}^1$

素因数の和:5004

約数の個数: 256

約数和(自身を含む): 68052441600

約数和(自身を除く): 47753488920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 23, 24, 30, 34, 40, 46, 51, 60, 68, 69, 85, 89, 92, 102, 115, 120, 136, 138, 170, 178, 184, 204, 230, 255, 267, 276, 340, 345, 356, 391, 408, 445, 460, 510, 534, 552, 680, 690, 712, 782, 890, 920, 1020, 1068, 1173, 1335, 1380, 1513, 1564, 1780, 1955, 2040, 2047, 2136, 2346, 2670, 2760, 3026, 3128, 3560, 3910, 4094, 4539, 4692, 4861, 5340, 5865, 6052, 6141, 7565, 7820, 8188, 9078, 9384, 9722, 10235, 10680, 11730, 12104, 12282, 14583, 15130, 15640, 16376, 18156, 19444, 20470, 22695, 23460, 24305, 24564, 29166, 30260, 30705, 34799, 36312, 38888, 40940, 45390, 46920, 48610, 49128, 58332, 60520, 61410, 69598, 72915, 81880, 82637, 90780, 97220, 104397, 111803, 116664, 122820, 139196, 145830, 165274, 173995, 181560, 194440, 208794, 223606, 245640, 247911, 278392, 291660, 330548, 335409, 347990, 413185, 417588, 432629, 447212, 495822, 521985, 559015, 583320, 661096, 670818, 695980, 826370, 835176, 865258, 894424, 991644, 1043970, 1118030, 1239555, 1297887, 1341636, 1391960, 1652740, 1677045, 1730516, 1900651, 1983288, 2087940, 2163145, 2236060, 2479110, 2595774, 2683272, 3305480, 3354090, 3461032, 3801302, 4175880, 4326290, 4472120, 4958220, 5191548, 5701953, 6489435, 6708180, 7354693, 7602604, 8652580, 9503255, 9916440, 9950467, 10383096, 11403906, 12978870, 13416360, 14709386, 15205208, 17305160, 19006510, 19900934, 22064079, 22807812, 25957740, 28509765, 29418772, 29851401, 36773465, 38013020, 39801868, 44128158, 45615624, 49752335, 51915480, 57019530, 58837544, 59702802, 73546930, 76026040, 79603736, 88256316, 99504670, 110320395, 114039060, 119405604, 147093860, 149257005, 169157939, 176512632, 199009340, 220640790, 228078120, 238811208, 294187720, 298514010, 338315878, 398018680, 441281580, 507473817, 597028020, 676631756, 845789695, 882563160, 1014947634, 1194056040, 1353263512, 1691579390, 2029895268, 2537369085, 3383158780, 4059790536, 5074738170, 6766317560, 10149476340, 20298952680]

約数ペア:

[(1, 20298952680), (2, 10149476340), (3, 6766317560), (4, 5074738170), (5, 4059790536), (6, 3383158780), (8, 2537369085), (10, 2029895268), (12, 1691579390), (15, 1353263512), (17, 1194056040), (20, 1014947634), (23, 882563160), (24, 845789695), (30, 676631756), (34, 597028020), (40, 507473817), (46, 441281580), (51, 398018680), (60, 338315878), (68, 298514010), (69, 294187720), (85, 238811208), (89, 228078120), (92, 220640790), (102, 199009340), (115, 176512632), (120, 169157939), (136, 149257005), (138, 147093860), (170, 119405604), (178, 114039060), (184, 110320395), (204, 99504670), (230, 88256316), (255, 79603736), (267, 76026040), (276, 73546930), (340, 59702802), (345, 58837544), (356, 57019530), (391, 51915480), (408, 49752335), (445, 45615624), (460, 44128158), (510, 39801868), (534, 38013020), (552, 36773465), (680, 29851401), (690, 29418772), (712, 28509765), (782, 25957740), (890, 22807812), (920, 22064079), (1020, 19900934), (1068, 19006510), (1173, 17305160), (1335, 15205208), (1380, 14709386), (1513, 13416360), (1564, 12978870), (1780, 11403906), (1955, 10383096), (2040, 9950467), (2047, 9916440), (2136, 9503255), (2346, 8652580), (2670, 7602604), (2760, 7354693), (3026, 6708180), (3128, 6489435), (3560, 5701953), (3910, 5191548), (4094, 4958220), (4539, 4472120), (4692, 4326290), (4861, 4175880), (5340, 3801302), (5865, 3461032), (6052, 3354090), (6141, 3305480), (7565, 2683272), (7820, 2595774), (8188, 2479110), (9078, 2236060), (9384, 2163145), (9722, 2087940), (10235, 1983288), (10680, 1900651), (11730, 1730516), (12104, 1677045), (12282, 1652740), (14583, 1391960), (15130, 1341636), (15640, 1297887), (16376, 1239555), (18156, 1118030), (19444, 1043970), (20470, 991644), (22695, 894424), (23460, 865258), (24305, 835176), (24564, 826370), (29166, 695980), (30260, 670818), (30705, 661096), (34799, 583320), (36312, 559015), (38888, 521985), (40940, 495822), (45390, 447212), (46920, 432629), (48610, 417588), (49128, 413185), (58332, 347990), (60520, 335409), (61410, 330548), (69598, 291660), (72915, 278392), (81880, 247911), (82637, 245640), (90780, 223606), (97220, 208794), (104397, 194440), (111803, 181560), (116664, 173995), (122820, 165274), (139196, 145830)]