156815820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{7321}}^1$

素因数の和:7360

約数の個数: 144

約数和(自身を含む): 575684928

約数和(自身を除く): 418869108

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 595, 612, 630, 714, 765, 1020, 1071, 1190, 1260, 1428, 1530, 1785, 2142, 2380, 3060, 3570, 4284, 5355, 7140, 7321, 10710, 14642, 21420, 21963, 29284, 36605, 43926, 51247, 65889, 73210, 87852, 102494, 109815, 124457, 131778, 146420, 153741, 204988, 219630, 248914, 256235, 263556, 307482, 329445, 373371, 439260, 461223, 497828, 512470, 614964, 622285, 658890, 746742, 768705, 871199, 922446, 1024940, 1120113, 1244570, 1317780, 1493484, 1537410, 1742398, 1844892, 1866855, 2240226, 2306115, 2489140, 2613597, 3074820, 3484796, 3733710, 4355995, 4480452, 4612230, 5227194, 5600565, 7467420, 7840791, 8711990, 9224460, 10454388, 11201130, 13067985, 15681582, 17423980, 22402260, 26135970, 31363164, 39203955, 52271940, 78407910, 156815820]

約数ペア:

[(1, 156815820), (2, 78407910), (3, 52271940), (4, 39203955), (5, 31363164), (6, 26135970), (7, 22402260), (9, 17423980), (10, 15681582), (12, 13067985), (14, 11201130), (15, 10454388), (17, 9224460), (18, 8711990), (20, 7840791), (21, 7467420), (28, 5600565), (30, 5227194), (34, 4612230), (35, 4480452), (36, 4355995), (42, 3733710), (45, 3484796), (51, 3074820), (60, 2613597), (63, 2489140), (68, 2306115), (70, 2240226), (84, 1866855), (85, 1844892), (90, 1742398), (102, 1537410), (105, 1493484), (119, 1317780), (126, 1244570), (140, 1120113), (153, 1024940), (170, 922446), (180, 871199), (204, 768705), (210, 746742), (238, 658890), (252, 622285), (255, 614964), (306, 512470), (315, 497828), (340, 461223), (357, 439260), (420, 373371), (476, 329445), (510, 307482), (595, 263556), (612, 256235), (630, 248914), (714, 219630), (765, 204988), (1020, 153741), (1071, 146420), (1190, 131778), (1260, 124457), (1428, 109815), (1530, 102494), (1785, 87852), (2142, 73210), (2380, 65889), (3060, 51247), (3570, 43926), (4284, 36605), (5355, 29284), (7140, 21963), (7321, 21420), (10710, 14642)]