19739160

素因数分解:

$2^3\times 3^3\times 5^1\times 7^2\times {\mathrm{373}}^1$

素因数の和:407

約数の個数: 192

約数和(自身を含む): 76744800

約数和(自身を除く): 57005640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 49, 54, 56, 60, 63, 70, 72, 84, 90, 98, 105, 108, 120, 126, 135, 140, 147, 168, 180, 189, 196, 210, 216, 245, 252, 270, 280, 294, 315, 360, 373, 378, 392, 420, 441, 490, 504, 540, 588, 630, 735, 746, 756, 840, 882, 945, 980, 1080, 1119, 1176, 1260, 1323, 1470, 1492, 1512, 1764, 1865, 1890, 1960, 2205, 2238, 2520, 2611, 2646, 2940, 2984, 3357, 3528, 3730, 3780, 4410, 4476, 5222, 5292, 5595, 5880, 6615, 6714, 7460, 7560, 7833, 8820, 8952, 10071, 10444, 10584, 11190, 13055, 13230, 13428, 14920, 15666, 16785, 17640, 18277, 20142, 20888, 22380, 23499, 26110, 26460, 26856, 31332, 33570, 36554, 39165, 40284, 44760, 46998, 50355, 52220, 52920, 54831, 62664, 67140, 70497, 73108, 78330, 80568, 91385, 93996, 100710, 104440, 109662, 117495, 134280, 140994, 146216, 156660, 164493, 182770, 187992, 201420, 219324, 234990, 274155, 281988, 313320, 328986, 352485, 365540, 402840, 438648, 469980, 493479, 548310, 563976, 657972, 704970, 731080, 822465, 939960, 986958, 1096620, 1315944, 1409940, 1644930, 1973916, 2193240, 2467395, 2819880, 3289860, 3947832, 4934790, 6579720, 9869580, 19739160]

約数ペア:

[(1, 19739160), (2, 9869580), (3, 6579720), (4, 4934790), (5, 3947832), (6, 3289860), (7, 2819880), (8, 2467395), (9, 2193240), (10, 1973916), (12, 1644930), (14, 1409940), (15, 1315944), (18, 1096620), (20, 986958), (21, 939960), (24, 822465), (27, 731080), (28, 704970), (30, 657972), (35, 563976), (36, 548310), (40, 493479), (42, 469980), (45, 438648), (49, 402840), (54, 365540), (56, 352485), (60, 328986), (63, 313320), (70, 281988), (72, 274155), (84, 234990), (90, 219324), (98, 201420), (105, 187992), (108, 182770), (120, 164493), (126, 156660), (135, 146216), (140, 140994), (147, 134280), (168, 117495), (180, 109662), (189, 104440), (196, 100710), (210, 93996), (216, 91385), (245, 80568), (252, 78330), (270, 73108), (280, 70497), (294, 67140), (315, 62664), (360, 54831), (373, 52920), (378, 52220), (392, 50355), (420, 46998), (441, 44760), (490, 40284), (504, 39165), (540, 36554), (588, 33570), (630, 31332), (735, 26856), (746, 26460), (756, 26110), (840, 23499), (882, 22380), (945, 20888), (980, 20142), (1080, 18277), (1119, 17640), (1176, 16785), (1260, 15666), (1323, 14920), (1470, 13428), (1492, 13230), (1512, 13055), (1764, 11190), (1865, 10584), (1890, 10444), (1960, 10071), (2205, 8952), (2238, 8820), (2520, 7833), (2611, 7560), (2646, 7460), (2940, 6714), (2984, 6615), (3357, 5880), (3528, 5595), (3730, 5292), (3780, 5222), (4410, 4476)]