19685160

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1657}}^1$

素因数の和:1688

約数の個数: 128

約数和(自身を含む): 71625600

約数和(自身を除く): 51940440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 88, 90, 99, 108, 110, 120, 132, 135, 165, 180, 198, 216, 220, 264, 270, 297, 330, 360, 396, 440, 495, 540, 594, 660, 792, 990, 1080, 1188, 1320, 1485, 1657, 1980, 2376, 2970, 3314, 3960, 4971, 5940, 6628, 8285, 9942, 11880, 13256, 14913, 16570, 18227, 19884, 24855, 29826, 33140, 36454, 39768, 44739, 49710, 54681, 59652, 66280, 72908, 74565, 89478, 91135, 99420, 109362, 119304, 145816, 149130, 164043, 178956, 182270, 198840, 218724, 223695, 273405, 298260, 328086, 357912, 364540, 437448, 447390, 492129, 546810, 596520, 656172, 729080, 820215, 894780, 984258, 1093620, 1312344, 1640430, 1789560, 1968516, 2187240, 2460645, 3280860, 3937032, 4921290, 6561720, 9842580, 19685160]

約数ペア:

[(1, 19685160), (2, 9842580), (3, 6561720), (4, 4921290), (5, 3937032), (6, 3280860), (8, 2460645), (9, 2187240), (10, 1968516), (11, 1789560), (12, 1640430), (15, 1312344), (18, 1093620), (20, 984258), (22, 894780), (24, 820215), (27, 729080), (30, 656172), (33, 596520), (36, 546810), (40, 492129), (44, 447390), (45, 437448), (54, 364540), (55, 357912), (60, 328086), (66, 298260), (72, 273405), (88, 223695), (90, 218724), (99, 198840), (108, 182270), (110, 178956), (120, 164043), (132, 149130), (135, 145816), (165, 119304), (180, 109362), (198, 99420), (216, 91135), (220, 89478), (264, 74565), (270, 72908), (297, 66280), (330, 59652), (360, 54681), (396, 49710), (440, 44739), (495, 39768), (540, 36454), (594, 33140), (660, 29826), (792, 24855), (990, 19884), (1080, 18227), (1188, 16570), (1320, 14913), (1485, 13256), (1657, 11880), (1980, 9942), (2376, 8285), (2970, 6628), (3314, 5940), (3960, 4971)]