17855460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{383}}^1$

素因数の和:442

約数の個数: 144

約数和(自身を含む): 63737856

約数和(自身を除く): 45882396

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 37, 42, 45, 60, 63, 70, 74, 84, 90, 105, 111, 126, 140, 148, 180, 185, 210, 222, 252, 259, 315, 333, 370, 383, 420, 444, 518, 555, 630, 666, 740, 766, 777, 1036, 1110, 1149, 1260, 1295, 1332, 1532, 1554, 1665, 1915, 2220, 2298, 2331, 2590, 2681, 3108, 3330, 3447, 3830, 3885, 4596, 4662, 5180, 5362, 5745, 6660, 6894, 7660, 7770, 8043, 9324, 10724, 11490, 11655, 13405, 13788, 14171, 15540, 16086, 17235, 22980, 23310, 24129, 26810, 28342, 32172, 34470, 40215, 42513, 46620, 48258, 53620, 56684, 68940, 70855, 80430, 85026, 96516, 99197, 120645, 127539, 141710, 160860, 170052, 198394, 212565, 241290, 255078, 283420, 297591, 396788, 425130, 482580, 495985, 510156, 595182, 637695, 850260, 892773, 991970, 1190364, 1275390, 1487955, 1785546, 1983940, 2550780, 2975910, 3571092, 4463865, 5951820, 8927730, 17855460]

約数ペア:

[(1, 17855460), (2, 8927730), (3, 5951820), (4, 4463865), (5, 3571092), (6, 2975910), (7, 2550780), (9, 1983940), (10, 1785546), (12, 1487955), (14, 1275390), (15, 1190364), (18, 991970), (20, 892773), (21, 850260), (28, 637695), (30, 595182), (35, 510156), (36, 495985), (37, 482580), (42, 425130), (45, 396788), (60, 297591), (63, 283420), (70, 255078), (74, 241290), (84, 212565), (90, 198394), (105, 170052), (111, 160860), (126, 141710), (140, 127539), (148, 120645), (180, 99197), (185, 96516), (210, 85026), (222, 80430), (252, 70855), (259, 68940), (315, 56684), (333, 53620), (370, 48258), (383, 46620), (420, 42513), (444, 40215), (518, 34470), (555, 32172), (630, 28342), (666, 26810), (740, 24129), (766, 23310), (777, 22980), (1036, 17235), (1110, 16086), (1149, 15540), (1260, 14171), (1295, 13788), (1332, 13405), (1532, 11655), (1554, 11490), (1665, 10724), (1915, 9324), (2220, 8043), (2298, 7770), (2331, 7660), (2590, 6894), (2681, 6660), (3108, 5745), (3330, 5362), (3447, 5180), (3830, 4662), (3885, 4596)]