19797668640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{2357}}^1$

素因数の和:2704

約数の個数: 288

約数和(自身を含む): 71377225920

約数和(自身を除く): 51579557280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 96, 114, 120, 144, 152, 160, 171, 180, 190, 228, 240, 285, 288, 304, 307, 342, 360, 380, 456, 480, 570, 608, 614, 684, 720, 760, 855, 912, 921, 1140, 1228, 1368, 1440, 1520, 1535, 1710, 1824, 1842, 2280, 2357, 2456, 2736, 2763, 3040, 3070, 3420, 3684, 4560, 4605, 4714, 4912, 5472, 5526, 5833, 6140, 6840, 7071, 7368, 9120, 9210, 9428, 9824, 11052, 11666, 11785, 12280, 13680, 13815, 14142, 14736, 17499, 18420, 18856, 21213, 22104, 23332, 23570, 24560, 27360, 27630, 28284, 29165, 29472, 34998, 35355, 36840, 37712, 42426, 44208, 44783, 46664, 47140, 49120, 52497, 55260, 56568, 58330, 69996, 70710, 73680, 75424, 84852, 87495, 88416, 89566, 93328, 94280, 104994, 106065, 110520, 113136, 116660, 134349, 139992, 141420, 147360, 169704, 174990, 179132, 186656, 188560, 209988, 212130, 221040, 223915, 226272, 233320, 262485, 268698, 279984, 282840, 339408, 349980, 358264, 377120, 403047, 419976, 424260, 442080, 447830, 466640, 524970, 537396, 559968, 565680, 671745, 678816, 699960, 716528, 723599, 806094, 839952, 848520, 895660, 933280, 1049940, 1074792, 1131360, 1343490, 1399920, 1433056, 1447198, 1612188, 1679904, 1697040, 1791320, 2015235, 2099880, 2149584, 2170797, 2686980, 2799840, 2894396, 3224376, 3394080, 3582640, 3617995, 4030470, 4199760, 4299168, 4341594, 5373960, 5788792, 6448752, 6512391, 7165280, 7235990, 8060940, 8399520, 8683188, 10747920, 10853985, 11577584, 12897504, 13024782, 13748381, 14471980, 16121880, 17366376, 21495840, 21707970, 23155168, 26049564, 27496762, 28943960, 32243760, 32561955, 34732752, 41245143, 43415940, 52099128, 54993524, 57887920, 64487520, 65123910, 68741905, 69465504, 82490286, 86831880, 104198256, 109987048, 115775840, 123735429, 130247820, 137483810, 164980572, 173663760, 206225715, 208396512, 219974096, 247470858, 260495640, 274967620, 329961144, 347327520, 412451430, 439948192, 494941716, 520991280, 549935240, 618677145, 659922288, 824902860, 989883432, 1041982560, 1099870480, 1237354290, 1319844576, 1649805720, 1979766864, 2199740960, 2474708580, 3299611440, 3959533728, 4949417160, 6599222880, 9898834320, 19797668640]

約数ペア:

[(1, 19797668640), (2, 9898834320), (3, 6599222880), (4, 4949417160), (5, 3959533728), (6, 3299611440), (8, 2474708580), (9, 2199740960), (10, 1979766864), (12, 1649805720), (15, 1319844576), (16, 1237354290), (18, 1099870480), (19, 1041982560), (20, 989883432), (24, 824902860), (30, 659922288), (32, 618677145), (36, 549935240), (38, 520991280), (40, 494941716), (45, 439948192), (48, 412451430), (57, 347327520), (60, 329961144), (72, 274967620), (76, 260495640), (80, 247470858), (90, 219974096), (95, 208396512), (96, 206225715), (114, 173663760), (120, 164980572), (144, 137483810), (152, 130247820), (160, 123735429), (171, 115775840), (180, 109987048), (190, 104198256), (228, 86831880), (240, 82490286), (285, 69465504), (288, 68741905), (304, 65123910), (307, 64487520), (342, 57887920), (360, 54993524), (380, 52099128), (456, 43415940), (480, 41245143), (570, 34732752), (608, 32561955), (614, 32243760), (684, 28943960), (720, 27496762), (760, 26049564), (855, 23155168), (912, 21707970), (921, 21495840), (1140, 17366376), (1228, 16121880), (1368, 14471980), (1440, 13748381), (1520, 13024782), (1535, 12897504), (1710, 11577584), (1824, 10853985), (1842, 10747920), (2280, 8683188), (2357, 8399520), (2456, 8060940), (2736, 7235990), (2763, 7165280), (3040, 6512391), (3070, 6448752), (3420, 5788792), (3684, 5373960), (4560, 4341594), (4605, 4299168), (4714, 4199760), (4912, 4030470), (5472, 3617995), (5526, 3582640), (5833, 3394080), (6140, 3224376), (6840, 2894396), (7071, 2799840), (7368, 2686980), (9120, 2170797), (9210, 2149584), (9428, 2099880), (9824, 2015235), (11052, 1791320), (11666, 1697040), (11785, 1679904), (12280, 1612188), (13680, 1447198), (13815, 1433056), (14142, 1399920), (14736, 1343490), (17499, 1131360), (18420, 1074792), (18856, 1049940), (21213, 933280), (22104, 895660), (23332, 848520), (23570, 839952), (24560, 806094), (27360, 723599), (27630, 716528), (28284, 699960), (29165, 678816), (29472, 671745), (34998, 565680), (35355, 559968), (36840, 537396), (37712, 524970), (42426, 466640), (44208, 447830), (44783, 442080), (46664, 424260), (47140, 419976), (49120, 403047), (52497, 377120), (55260, 358264), (56568, 349980), (58330, 339408), (69996, 282840), (70710, 279984), (73680, 268698), (75424, 262485), (84852, 233320), (87495, 226272), (88416, 223915), (89566, 221040), (93328, 212130), (94280, 209988), (104994, 188560), (106065, 186656), (110520, 179132), (113136, 174990), (116660, 169704), (134349, 147360), (139992, 141420)]