61705920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:255

約数の個数: 224

約数和(自身を含む): 219456000

約数和(自身を除く): 157750080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 19, 20, 24, 30, 32, 34, 38, 40, 48, 51, 57, 60, 64, 68, 76, 80, 85, 95, 96, 102, 114, 120, 136, 152, 160, 170, 190, 192, 199, 204, 228, 240, 255, 272, 285, 304, 320, 323, 340, 380, 398, 408, 456, 480, 510, 544, 570, 597, 608, 646, 680, 760, 796, 816, 912, 960, 969, 995, 1020, 1088, 1140, 1194, 1216, 1292, 1360, 1520, 1592, 1615, 1632, 1824, 1938, 1990, 2040, 2280, 2388, 2584, 2720, 2985, 3040, 3184, 3230, 3264, 3383, 3648, 3781, 3876, 3980, 4080, 4560, 4776, 4845, 5168, 5440, 5970, 6080, 6368, 6460, 6766, 7562, 7752, 7960, 8160, 9120, 9552, 9690, 10149, 10336, 11343, 11940, 12736, 12920, 13532, 15124, 15504, 15920, 16320, 16915, 18240, 18905, 19104, 19380, 20298, 20672, 22686, 23880, 25840, 27064, 30248, 31008, 31840, 33830, 37810, 38208, 38760, 40596, 45372, 47760, 50745, 51680, 54128, 56715, 60496, 62016, 63680, 64277, 67660, 75620, 77520, 81192, 90744, 95520, 101490, 103360, 108256, 113430, 120992, 128554, 135320, 151240, 155040, 162384, 181488, 191040, 192831, 202980, 216512, 226860, 241984, 257108, 270640, 302480, 310080, 321385, 324768, 362976, 385662, 405960, 453720, 514216, 541280, 604960, 642770, 649536, 725952, 771324, 811920, 907440, 964155, 1028432, 1082560, 1209920, 1285540, 1542648, 1623840, 1814880, 1928310, 2056864, 2571080, 3085296, 3247680, 3629760, 3856620, 4113728, 5142160, 6170592, 7713240, 10284320, 12341184, 15426480, 20568640, 30852960, 61705920]

約数ペア:

[(1, 61705920), (2, 30852960), (3, 20568640), (4, 15426480), (5, 12341184), (6, 10284320), (8, 7713240), (10, 6170592), (12, 5142160), (15, 4113728), (16, 3856620), (17, 3629760), (19, 3247680), (20, 3085296), (24, 2571080), (30, 2056864), (32, 1928310), (34, 1814880), (38, 1623840), (40, 1542648), (48, 1285540), (51, 1209920), (57, 1082560), (60, 1028432), (64, 964155), (68, 907440), (76, 811920), (80, 771324), (85, 725952), (95, 649536), (96, 642770), (102, 604960), (114, 541280), (120, 514216), (136, 453720), (152, 405960), (160, 385662), (170, 362976), (190, 324768), (192, 321385), (199, 310080), (204, 302480), (228, 270640), (240, 257108), (255, 241984), (272, 226860), (285, 216512), (304, 202980), (320, 192831), (323, 191040), (340, 181488), (380, 162384), (398, 155040), (408, 151240), (456, 135320), (480, 128554), (510, 120992), (544, 113430), (570, 108256), (597, 103360), (608, 101490), (646, 95520), (680, 90744), (760, 81192), (796, 77520), (816, 75620), (912, 67660), (960, 64277), (969, 63680), (995, 62016), (1020, 60496), (1088, 56715), (1140, 54128), (1194, 51680), (1216, 50745), (1292, 47760), (1360, 45372), (1520, 40596), (1592, 38760), (1615, 38208), (1632, 37810), (1824, 33830), (1938, 31840), (1990, 31008), (2040, 30248), (2280, 27064), (2388, 25840), (2584, 23880), (2720, 22686), (2985, 20672), (3040, 20298), (3184, 19380), (3230, 19104), (3264, 18905), (3383, 18240), (3648, 16915), (3781, 16320), (3876, 15920), (3980, 15504), (4080, 15124), (4560, 13532), (4776, 12920), (4845, 12736), (5168, 11940), (5440, 11343), (5970, 10336), (6080, 10149), (6368, 9690), (6460, 9552), (6766, 9120), (7562, 8160), (7752, 7960)]