21361248240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{229}}^1\times {\mathrm{2837}}^1$

素因数の和:3219

約数の個数: 160

約数和(自身を含む): 67018121280

約数和(自身を除く): 45656873040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 137, 229, 240, 274, 411, 458, 548, 685, 687, 822, 916, 1096, 1145, 1370, 1374, 1644, 1832, 2055, 2192, 2290, 2740, 2748, 2837, 3288, 3435, 3664, 4110, 4580, 5480, 5496, 5674, 6576, 6870, 8220, 8511, 9160, 10960, 10992, 11348, 13740, 14185, 16440, 17022, 18320, 22696, 27480, 28370, 31373, 32880, 34044, 42555, 45392, 54960, 56740, 62746, 68088, 85110, 94119, 113480, 125492, 136176, 156865, 170220, 188238, 226960, 250984, 313730, 340440, 376476, 388669, 470595, 501968, 627460, 649673, 680880, 752952, 777338, 941190, 1166007, 1254920, 1299346, 1505904, 1554676, 1882380, 1943345, 1949019, 2332014, 2509840, 2598692, 3109352, 3248365, 3764760, 3886690, 3898038, 4664028, 5197384, 5830035, 6218704, 6496730, 7529520, 7773380, 7796076, 9328056, 9745095, 10394768, 11660070, 12993460, 15546760, 15592152, 18656112, 19490190, 23320140, 25986920, 31093520, 31184304, 38980380, 46640280, 51973840, 77960760, 89005201, 93280560, 155921520, 178010402, 267015603, 356020804, 445026005, 534031206, 712041608, 890052010, 1068062412, 1335078015, 1424083216, 1780104020, 2136124824, 2670156030, 3560208040, 4272249648, 5340312060, 7120416080, 10680624120, 21361248240]

約数ペア:

[(1, 21361248240), (2, 10680624120), (3, 7120416080), (4, 5340312060), (5, 4272249648), (6, 3560208040), (8, 2670156030), (10, 2136124824), (12, 1780104020), (15, 1424083216), (16, 1335078015), (20, 1068062412), (24, 890052010), (30, 712041608), (40, 534031206), (48, 445026005), (60, 356020804), (80, 267015603), (120, 178010402), (137, 155921520), (229, 93280560), (240, 89005201), (274, 77960760), (411, 51973840), (458, 46640280), (548, 38980380), (685, 31184304), (687, 31093520), (822, 25986920), (916, 23320140), (1096, 19490190), (1145, 18656112), (1370, 15592152), (1374, 15546760), (1644, 12993460), (1832, 11660070), (2055, 10394768), (2192, 9745095), (2290, 9328056), (2740, 7796076), (2748, 7773380), (2837, 7529520), (3288, 6496730), (3435, 6218704), (3664, 5830035), (4110, 5197384), (4580, 4664028), (5480, 3898038), (5496, 3886690), (5674, 3764760), (6576, 3248365), (6870, 3109352), (8220, 2598692), (8511, 2509840), (9160, 2332014), (10960, 1949019), (10992, 1943345), (11348, 1882380), (13740, 1554676), (14185, 1505904), (16440, 1299346), (17022, 1254920), (18320, 1166007), (22696, 941190), (27480, 777338), (28370, 752952), (31373, 680880), (32880, 649673), (34044, 627460), (42555, 501968), (45392, 470595), (54960, 388669), (56740, 376476), (62746, 340440), (68088, 313730), (85110, 250984), (94119, 226960), (113480, 188238), (125492, 170220), (136176, 156865)]