1218918960

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{3313}}^1$

素因数の和:3412

約数の個数: 240

約数和(自身を含む): 4743845184

約数和(自身を除く): 3524926224

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 73, 80, 84, 90, 105, 112, 120, 126, 140, 144, 146, 168, 180, 210, 219, 240, 252, 280, 292, 315, 336, 360, 365, 420, 438, 504, 511, 560, 584, 630, 657, 720, 730, 840, 876, 1008, 1022, 1095, 1168, 1260, 1314, 1460, 1533, 1680, 1752, 2044, 2190, 2520, 2555, 2628, 2920, 3066, 3285, 3313, 3504, 4088, 4380, 4599, 5040, 5110, 5256, 5840, 6132, 6570, 6626, 7665, 8176, 8760, 9198, 9939, 10220, 10512, 12264, 13140, 13252, 15330, 16565, 17520, 18396, 19878, 20440, 22995, 23191, 24528, 26280, 26504, 29817, 30660, 33130, 36792, 39756, 40880, 45990, 46382, 49695, 52560, 53008, 59634, 61320, 66260, 69573, 73584, 79512, 91980, 92764, 99390, 115955, 119268, 122640, 132520, 139146, 149085, 159024, 183960, 185528, 198780, 208719, 231910, 238536, 241849, 265040, 278292, 298170, 347865, 367920, 371056, 397560, 417438, 463820, 477072, 483698, 556584, 596340, 695730, 725547, 795120, 834876, 927640, 967396, 1043595, 1113168, 1192680, 1209245, 1391460, 1451094, 1669752, 1692943, 1855280, 1934792, 2087190, 2176641, 2385360, 2418490, 2782920, 2902188, 3339504, 3385886, 3627735, 3869584, 4174380, 4353282, 4836980, 5078829, 5565840, 5804376, 6771772, 7255470, 8348760, 8464715, 8706564, 9673960, 10157658, 10883205, 11608752, 13543544, 14510940, 15236487, 16697520, 16929430, 17413128, 19347920, 20315316, 21766410, 25394145, 27087088, 29021880, 30472974, 33858860, 34826256, 40630632, 43532820, 50788290, 58043760, 60945948, 67717720, 76182435, 81261264, 87065640, 101576580, 121891896, 135435440, 152364870, 174131280, 203153160, 243783792, 304729740, 406306320, 609459480, 1218918960]

約数ペア:

[(1, 1218918960), (2, 609459480), (3, 406306320), (4, 304729740), (5, 243783792), (6, 203153160), (7, 174131280), (8, 152364870), (9, 135435440), (10, 121891896), (12, 101576580), (14, 87065640), (15, 81261264), (16, 76182435), (18, 67717720), (20, 60945948), (21, 58043760), (24, 50788290), (28, 43532820), (30, 40630632), (35, 34826256), (36, 33858860), (40, 30472974), (42, 29021880), (45, 27087088), (48, 25394145), (56, 21766410), (60, 20315316), (63, 19347920), (70, 17413128), (72, 16929430), (73, 16697520), (80, 15236487), (84, 14510940), (90, 13543544), (105, 11608752), (112, 10883205), (120, 10157658), (126, 9673960), (140, 8706564), (144, 8464715), (146, 8348760), (168, 7255470), (180, 6771772), (210, 5804376), (219, 5565840), (240, 5078829), (252, 4836980), (280, 4353282), (292, 4174380), (315, 3869584), (336, 3627735), (360, 3385886), (365, 3339504), (420, 2902188), (438, 2782920), (504, 2418490), (511, 2385360), (560, 2176641), (584, 2087190), (630, 1934792), (657, 1855280), (720, 1692943), (730, 1669752), (840, 1451094), (876, 1391460), (1008, 1209245), (1022, 1192680), (1095, 1113168), (1168, 1043595), (1260, 967396), (1314, 927640), (1460, 834876), (1533, 795120), (1680, 725547), (1752, 695730), (2044, 596340), (2190, 556584), (2520, 483698), (2555, 477072), (2628, 463820), (2920, 417438), (3066, 397560), (3285, 371056), (3313, 367920), (3504, 347865), (4088, 298170), (4380, 278292), (4599, 265040), (5040, 241849), (5110, 238536), (5256, 231910), (5840, 208719), (6132, 198780), (6570, 185528), (6626, 183960), (7665, 159024), (8176, 149085), (8760, 139146), (9198, 132520), (9939, 122640), (10220, 119268), (10512, 115955), (12264, 99390), (13140, 92764), (13252, 91980), (15330, 79512), (16565, 73584), (17520, 69573), (18396, 66260), (19878, 61320), (20440, 59634), (22995, 53008), (23191, 52560), (24528, 49695), (26280, 46382), (26504, 45990), (29817, 40880), (30660, 39756), (33130, 36792)]