16344440

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{269}}^1$

素因数の和:325

約数の個数: 96

約数和(自身を含む): 44323200

約数和(自身を除く): 27978760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 49, 56, 62, 70, 98, 124, 140, 155, 196, 217, 245, 248, 269, 280, 310, 392, 434, 490, 538, 620, 868, 980, 1076, 1085, 1240, 1345, 1519, 1736, 1883, 1960, 2152, 2170, 2690, 3038, 3766, 4340, 5380, 6076, 7532, 7595, 8339, 8680, 9415, 10760, 12152, 13181, 15064, 15190, 16678, 18830, 26362, 30380, 33356, 37660, 41695, 52724, 58373, 60760, 65905, 66712, 75320, 83390, 105448, 116746, 131810, 166780, 233492, 263620, 291865, 333560, 408611, 466984, 527240, 583730, 817222, 1167460, 1634444, 2043055, 2334920, 3268888, 4086110, 8172220, 16344440]

約数ペア:

[(1, 16344440), (2, 8172220), (4, 4086110), (5, 3268888), (7, 2334920), (8, 2043055), (10, 1634444), (14, 1167460), (20, 817222), (28, 583730), (31, 527240), (35, 466984), (40, 408611), (49, 333560), (56, 291865), (62, 263620), (70, 233492), (98, 166780), (124, 131810), (140, 116746), (155, 105448), (196, 83390), (217, 75320), (245, 66712), (248, 65905), (269, 60760), (280, 58373), (310, 52724), (392, 41695), (434, 37660), (490, 33356), (538, 30380), (620, 26362), (868, 18830), (980, 16678), (1076, 15190), (1085, 15064), (1240, 13181), (1345, 12152), (1519, 10760), (1736, 9415), (1883, 8680), (1960, 8339), (2152, 7595), (2170, 7532), (2690, 6076), (3038, 5380), (3766, 4340)]