165157380

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1999}}^1$

素因数の和:2040

約数の個数: 144

約数和(自身を含む): 550368000

約数和(自身を除く): 385210620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 81, 85, 90, 102, 108, 135, 153, 162, 170, 180, 204, 243, 255, 270, 306, 324, 340, 405, 459, 486, 510, 540, 612, 765, 810, 918, 972, 1020, 1215, 1377, 1530, 1620, 1836, 1999, 2295, 2430, 2754, 3060, 3998, 4131, 4590, 4860, 5508, 5997, 6885, 7996, 8262, 9180, 9995, 11994, 13770, 16524, 17991, 19990, 20655, 23988, 27540, 29985, 33983, 35982, 39980, 41310, 53973, 59970, 67966, 71964, 82620, 89955, 101949, 107946, 119940, 135932, 161919, 169915, 179910, 203898, 215892, 269865, 305847, 323838, 339830, 359820, 407796, 485757, 509745, 539730, 611694, 647676, 679660, 809595, 917541, 971514, 1019490, 1079460, 1223388, 1529235, 1619190, 1835082, 1943028, 2038980, 2428785, 2752623, 3058470, 3238380, 3670164, 4587705, 4857570, 5505246, 6116940, 8257869, 9175410, 9715140, 11010492, 13763115, 16515738, 18350820, 27526230, 33031476, 41289345, 55052460, 82578690, 165157380]

約数ペア:

[(1, 165157380), (2, 82578690), (3, 55052460), (4, 41289345), (5, 33031476), (6, 27526230), (9, 18350820), (10, 16515738), (12, 13763115), (15, 11010492), (17, 9715140), (18, 9175410), (20, 8257869), (27, 6116940), (30, 5505246), (34, 4857570), (36, 4587705), (45, 3670164), (51, 3238380), (54, 3058470), (60, 2752623), (68, 2428785), (81, 2038980), (85, 1943028), (90, 1835082), (102, 1619190), (108, 1529235), (135, 1223388), (153, 1079460), (162, 1019490), (170, 971514), (180, 917541), (204, 809595), (243, 679660), (255, 647676), (270, 611694), (306, 539730), (324, 509745), (340, 485757), (405, 407796), (459, 359820), (486, 339830), (510, 323838), (540, 305847), (612, 269865), (765, 215892), (810, 203898), (918, 179910), (972, 169915), (1020, 161919), (1215, 135932), (1377, 119940), (1530, 107946), (1620, 101949), (1836, 89955), (1999, 82620), (2295, 71964), (2430, 67966), (2754, 59970), (3060, 53973), (3998, 41310), (4131, 39980), (4590, 35982), (4860, 33983), (5508, 29985), (5997, 27540), (6885, 23988), (7996, 20655), (8262, 19990), (9180, 17991), (9995, 16524), (11994, 13770)]