80019450

素因数分解:

$2^1\times 3^2\times 5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{191}}^1$

素因数の和:242

約数の個数: 216

約数和(自身を含む): 264625920

約数和(自身を除く): 184606470

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 25, 30, 35, 38, 42, 45, 49, 50, 57, 63, 70, 75, 90, 95, 98, 105, 114, 126, 133, 147, 150, 171, 175, 190, 191, 210, 225, 245, 266, 285, 294, 315, 342, 350, 382, 399, 441, 450, 475, 490, 525, 570, 573, 630, 665, 735, 798, 855, 882, 931, 950, 955, 1050, 1146, 1197, 1225, 1330, 1337, 1425, 1470, 1575, 1710, 1719, 1862, 1910, 1995, 2205, 2394, 2450, 2674, 2793, 2850, 2865, 3150, 3325, 3438, 3629, 3675, 3990, 4011, 4275, 4410, 4655, 4775, 5586, 5730, 5985, 6650, 6685, 7258, 7350, 8022, 8379, 8550, 8595, 9310, 9359, 9550, 9975, 10887, 11025, 11970, 12033, 13370, 13965, 14325, 16758, 17190, 18145, 18718, 19950, 20055, 21774, 22050, 23275, 24066, 25403, 27930, 28077, 28650, 29925, 32661, 33425, 36290, 40110, 41895, 42975, 46550, 46795, 50806, 54435, 56154, 59850, 60165, 65322, 66850, 69825, 76209, 83790, 84231, 85950, 90725, 93590, 100275, 108870, 120330, 127015, 139650, 140385, 152418, 163305, 168462, 177821, 181450, 200550, 209475, 228627, 233975, 254030, 272175, 280770, 300825, 326610, 355642, 381045, 418950, 421155, 457254, 467950, 533463, 544350, 601650, 635075, 701925, 762090, 816525, 842310, 889105, 1066926, 1143135, 1270150, 1403850, 1600389, 1633050, 1778210, 1905225, 2105775, 2286270, 2667315, 3200778, 3810450, 4211550, 4445525, 5334630, 5715675, 8001945, 8891050, 11431350, 13336575, 16003890, 26673150, 40009725, 80019450]

約数ペア:

[(1, 80019450), (2, 40009725), (3, 26673150), (5, 16003890), (6, 13336575), (7, 11431350), (9, 8891050), (10, 8001945), (14, 5715675), (15, 5334630), (18, 4445525), (19, 4211550), (21, 3810450), (25, 3200778), (30, 2667315), (35, 2286270), (38, 2105775), (42, 1905225), (45, 1778210), (49, 1633050), (50, 1600389), (57, 1403850), (63, 1270150), (70, 1143135), (75, 1066926), (90, 889105), (95, 842310), (98, 816525), (105, 762090), (114, 701925), (126, 635075), (133, 601650), (147, 544350), (150, 533463), (171, 467950), (175, 457254), (190, 421155), (191, 418950), (210, 381045), (225, 355642), (245, 326610), (266, 300825), (285, 280770), (294, 272175), (315, 254030), (342, 233975), (350, 228627), (382, 209475), (399, 200550), (441, 181450), (450, 177821), (475, 168462), (490, 163305), (525, 152418), (570, 140385), (573, 139650), (630, 127015), (665, 120330), (735, 108870), (798, 100275), (855, 93590), (882, 90725), (931, 85950), (950, 84231), (955, 83790), (1050, 76209), (1146, 69825), (1197, 66850), (1225, 65322), (1330, 60165), (1337, 59850), (1425, 56154), (1470, 54435), (1575, 50806), (1710, 46795), (1719, 46550), (1862, 42975), (1910, 41895), (1995, 40110), (2205, 36290), (2394, 33425), (2450, 32661), (2674, 29925), (2793, 28650), (2850, 28077), (2865, 27930), (3150, 25403), (3325, 24066), (3438, 23275), (3629, 22050), (3675, 21774), (3990, 20055), (4011, 19950), (4275, 18718), (4410, 18145), (4655, 17190), (4775, 16758), (5586, 14325), (5730, 13965), (5985, 13370), (6650, 12033), (6685, 11970), (7258, 11025), (7350, 10887), (8022, 9975), (8379, 9550), (8550, 9359), (8595, 9310)]