20404768680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{499}}^1\times {\mathrm{1171}}^1$

素因数の和:1784

約数の個数: 192

約数和(自身を含む): 67190760000

約数和(自身を除く): 46785991320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 97, 120, 180, 194, 291, 360, 388, 485, 499, 582, 776, 873, 970, 998, 1164, 1171, 1455, 1497, 1746, 1940, 1996, 2328, 2342, 2495, 2910, 2994, 3492, 3513, 3880, 3992, 4365, 4491, 4684, 4990, 5820, 5855, 5988, 6984, 7026, 7485, 8730, 8982, 9368, 9980, 10539, 11640, 11710, 11976, 14052, 14970, 17460, 17565, 17964, 19960, 21078, 22455, 23420, 28104, 29940, 34920, 35130, 35928, 42156, 44910, 46840, 48403, 52695, 59880, 70260, 84312, 89820, 96806, 105390, 113587, 140520, 145209, 179640, 193612, 210780, 227174, 242015, 290418, 340761, 387224, 421560, 435627, 454348, 484030, 567935, 580836, 584329, 681522, 726045, 871254, 908696, 968060, 1022283, 1135870, 1161672, 1168658, 1363044, 1452090, 1703805, 1742508, 1752987, 1936120, 2044566, 2178135, 2271740, 2337316, 2726088, 2904180, 2921645, 3407610, 3485016, 3505974, 4089132, 4356270, 4543480, 4674632, 5111415, 5258961, 5808360, 5843290, 6815220, 7011948, 8178264, 8712540, 8764935, 10222830, 10517922, 11686580, 13630440, 14023896, 17425080, 17529870, 20445660, 21035844, 23373160, 26294805, 35059740, 40891320, 42071688, 52589610, 56679913, 70119480, 105179220, 113359826, 170039739, 210358440, 226719652, 283399565, 340079478, 453439304, 510119217, 566799130, 680158956, 850198695, 1020238434, 1133598260, 1360317912, 1700397390, 2040476868, 2267196520, 2550596085, 3400794780, 4080953736, 5101192170, 6801589560, 10202384340, 20404768680]

約数ペア:

[(1, 20404768680), (2, 10202384340), (3, 6801589560), (4, 5101192170), (5, 4080953736), (6, 3400794780), (8, 2550596085), (9, 2267196520), (10, 2040476868), (12, 1700397390), (15, 1360317912), (18, 1133598260), (20, 1020238434), (24, 850198695), (30, 680158956), (36, 566799130), (40, 510119217), (45, 453439304), (60, 340079478), (72, 283399565), (90, 226719652), (97, 210358440), (120, 170039739), (180, 113359826), (194, 105179220), (291, 70119480), (360, 56679913), (388, 52589610), (485, 42071688), (499, 40891320), (582, 35059740), (776, 26294805), (873, 23373160), (970, 21035844), (998, 20445660), (1164, 17529870), (1171, 17425080), (1455, 14023896), (1497, 13630440), (1746, 11686580), (1940, 10517922), (1996, 10222830), (2328, 8764935), (2342, 8712540), (2495, 8178264), (2910, 7011948), (2994, 6815220), (3492, 5843290), (3513, 5808360), (3880, 5258961), (3992, 5111415), (4365, 4674632), (4491, 4543480), (4684, 4356270), (4990, 4089132), (5820, 3505974), (5855, 3485016), (5988, 3407610), (6984, 2921645), (7026, 2904180), (7485, 2726088), (8730, 2337316), (8982, 2271740), (9368, 2178135), (9980, 2044566), (10539, 1936120), (11640, 1752987), (11710, 1742508), (11976, 1703805), (14052, 1452090), (14970, 1363044), (17460, 1168658), (17565, 1161672), (17964, 1135870), (19960, 1022283), (21078, 968060), (22455, 908696), (23420, 871254), (28104, 726045), (29940, 681522), (34920, 584329), (35130, 580836), (35928, 567935), (42156, 484030), (44910, 454348), (46840, 435627), (48403, 421560), (52695, 387224), (59880, 340761), (70260, 290418), (84312, 242015), (89820, 227174), (96806, 210780), (105390, 193612), (113587, 179640), (140520, 145209)]