197639260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{113}}^1$

素因数の和:204

約数の個数: 144

約数和(自身を含む): 532502208

約数和(自身を除く): 334862948

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 31, 35, 52, 62, 65, 70, 91, 113, 124, 130, 140, 155, 182, 217, 226, 260, 310, 364, 403, 434, 452, 455, 565, 620, 791, 806, 868, 910, 961, 1085, 1130, 1469, 1582, 1612, 1820, 1922, 2015, 2170, 2260, 2821, 2938, 3164, 3503, 3844, 3955, 4030, 4340, 4805, 5642, 5876, 6727, 7006, 7345, 7910, 8060, 9610, 10283, 11284, 12493, 13454, 14012, 14105, 14690, 15820, 17515, 19220, 20566, 24521, 24986, 26908, 28210, 29380, 33635, 35030, 41132, 45539, 49042, 49972, 51415, 56420, 62465, 67270, 70060, 87451, 91078, 98084, 102830, 108593, 122605, 124930, 134540, 174902, 182156, 205660, 217186, 227695, 245210, 249860, 318773, 349804, 434372, 437255, 455390, 490420, 542965, 637546, 760151, 874510, 910780, 1085930, 1275092, 1411709, 1520302, 1593865, 1749020, 2171860, 2823418, 3040604, 3187730, 3800755, 5646836, 6375460, 7058545, 7601510, 9881963, 14117090, 15203020, 19763926, 28234180, 39527852, 49409815, 98819630, 197639260]

約数ペア:

[(1, 197639260), (2, 98819630), (4, 49409815), (5, 39527852), (7, 28234180), (10, 19763926), (13, 15203020), (14, 14117090), (20, 9881963), (26, 7601510), (28, 7058545), (31, 6375460), (35, 5646836), (52, 3800755), (62, 3187730), (65, 3040604), (70, 2823418), (91, 2171860), (113, 1749020), (124, 1593865), (130, 1520302), (140, 1411709), (155, 1275092), (182, 1085930), (217, 910780), (226, 874510), (260, 760151), (310, 637546), (364, 542965), (403, 490420), (434, 455390), (452, 437255), (455, 434372), (565, 349804), (620, 318773), (791, 249860), (806, 245210), (868, 227695), (910, 217186), (961, 205660), (1085, 182156), (1130, 174902), (1469, 134540), (1582, 124930), (1612, 122605), (1820, 108593), (1922, 102830), (2015, 98084), (2170, 91078), (2260, 87451), (2821, 70060), (2938, 67270), (3164, 62465), (3503, 56420), (3844, 51415), (3955, 49972), (4030, 49042), (4340, 45539), (4805, 41132), (5642, 35030), (5876, 33635), (6727, 29380), (7006, 28210), (7345, 26908), (7910, 24986), (8060, 24521), (9610, 20566), (10283, 19220), (11284, 17515), (12493, 15820), (13454, 14690), (14012, 14105)]