221950920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:172

約数の個数: 256

約数和(自身を含む): 746496000

約数和(自身を除く): 524545080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 29, 30, 40, 46, 47, 58, 59, 60, 69, 87, 92, 94, 115, 116, 118, 120, 138, 141, 145, 174, 177, 184, 188, 230, 232, 235, 236, 276, 282, 290, 295, 345, 348, 354, 376, 435, 460, 470, 472, 552, 564, 580, 590, 667, 690, 696, 705, 708, 870, 885, 920, 940, 1081, 1128, 1160, 1180, 1334, 1357, 1363, 1380, 1410, 1416, 1711, 1740, 1770, 1880, 2001, 2162, 2360, 2668, 2714, 2726, 2760, 2773, 2820, 3243, 3335, 3422, 3480, 3540, 4002, 4071, 4089, 4324, 5133, 5336, 5405, 5428, 5452, 5546, 5640, 6486, 6670, 6785, 6815, 6844, 7080, 8004, 8142, 8178, 8319, 8555, 8648, 10005, 10266, 10810, 10856, 10904, 11092, 12972, 13340, 13570, 13630, 13688, 13865, 16008, 16215, 16284, 16356, 16638, 17110, 20010, 20355, 20445, 20532, 21620, 22184, 25665, 25944, 26680, 27140, 27260, 27730, 31349, 32430, 32568, 32712, 33276, 34220, 39353, 40020, 40710, 40890, 41064, 41595, 43240, 51330, 54280, 54520, 55460, 62698, 63779, 64860, 66552, 68440, 78706, 80040, 80417, 81420, 81780, 83190, 94047, 102660, 110920, 118059, 125396, 127558, 129720, 156745, 157412, 160834, 162840, 163560, 166380, 188094, 191337, 196765, 205320, 236118, 241251, 250792, 255116, 313490, 314824, 318895, 321668, 332760, 376188, 382674, 393530, 402085, 470235, 472236, 482502, 510232, 590295, 626980, 637790, 643336, 752376, 765348, 787060, 804170, 940470, 944472, 956685, 965004, 1180590, 1206255, 1253960, 1275580, 1530696, 1574120, 1608340, 1849591, 1880940, 1913370, 1930008, 2361180, 2412510, 2551160, 3216680, 3699182, 3761880, 3826740, 4722360, 4825020, 5548773, 7398364, 7653480, 9247955, 9650040, 11097546, 14796728, 18495910, 22195092, 27743865, 36991820, 44390184, 55487730, 73983640, 110975460, 221950920]

約数ペア:

[(1, 221950920), (2, 110975460), (3, 73983640), (4, 55487730), (5, 44390184), (6, 36991820), (8, 27743865), (10, 22195092), (12, 18495910), (15, 14796728), (20, 11097546), (23, 9650040), (24, 9247955), (29, 7653480), (30, 7398364), (40, 5548773), (46, 4825020), (47, 4722360), (58, 3826740), (59, 3761880), (60, 3699182), (69, 3216680), (87, 2551160), (92, 2412510), (94, 2361180), (115, 1930008), (116, 1913370), (118, 1880940), (120, 1849591), (138, 1608340), (141, 1574120), (145, 1530696), (174, 1275580), (177, 1253960), (184, 1206255), (188, 1180590), (230, 965004), (232, 956685), (235, 944472), (236, 940470), (276, 804170), (282, 787060), (290, 765348), (295, 752376), (345, 643336), (348, 637790), (354, 626980), (376, 590295), (435, 510232), (460, 482502), (470, 472236), (472, 470235), (552, 402085), (564, 393530), (580, 382674), (590, 376188), (667, 332760), (690, 321668), (696, 318895), (705, 314824), (708, 313490), (870, 255116), (885, 250792), (920, 241251), (940, 236118), (1081, 205320), (1128, 196765), (1160, 191337), (1180, 188094), (1334, 166380), (1357, 163560), (1363, 162840), (1380, 160834), (1410, 157412), (1416, 156745), (1711, 129720), (1740, 127558), (1770, 125396), (1880, 118059), (2001, 110920), (2162, 102660), (2360, 94047), (2668, 83190), (2714, 81780), (2726, 81420), (2760, 80417), (2773, 80040), (2820, 78706), (3243, 68440), (3335, 66552), (3422, 64860), (3480, 63779), (3540, 62698), (4002, 55460), (4071, 54520), (4089, 54280), (4324, 51330), (5133, 43240), (5336, 41595), (5405, 41064), (5428, 40890), (5452, 40710), (5546, 40020), (5640, 39353), (6486, 34220), (6670, 33276), (6785, 32712), (6815, 32568), (6844, 32430), (7080, 31349), (8004, 27730), (8142, 27260), (8178, 27140), (8319, 26680), (8555, 25944), (8648, 25665), (10005, 22184), (10266, 21620), (10810, 20532), (10856, 20445), (10904, 20355), (11092, 20010), (12972, 17110), (13340, 16638), (13570, 16356), (13630, 16284), (13688, 16215), (13865, 16008)]