247310280

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{32713}}^1$

素因数の和:32740

約数の個数: 128

約数和(自身を含む): 942163200

約数和(自身を除く): 694852920

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, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 32713, 65426, 98139, 130852, 163565, 196278, 228991, 261704, 294417, 327130, 392556, 457982, 490695, 588834, 654260, 686973, 785112, 883251, 915964, 981390, 1144955, 1177668, 1308520, 1373946, 1472085, 1766502, 1831928, 1962780, 2060919, 2289910, 2355336, 2747892, 2944170, 3434865, 3533004, 3925560, 4121838, 4416255, 4579820, 5495784, 5888340, 6182757, 6869730, 7066008, 8243676, 8832510, 9159640, 10304595, 11776680, 12365514, 13739460, 16487352, 17665020, 20609190, 24731028, 27478920, 30913785, 35330040, 41218380, 49462056, 61827570, 82436760, 123655140, 247310280]

約数ペア:

[(1, 247310280), (2, 123655140), (3, 82436760), (4, 61827570), (5, 49462056), (6, 41218380), (7, 35330040), (8, 30913785), (9, 27478920), (10, 24731028), (12, 20609190), (14, 17665020), (15, 16487352), (18, 13739460), (20, 12365514), (21, 11776680), (24, 10304595), (27, 9159640), (28, 8832510), (30, 8243676), (35, 7066008), (36, 6869730), (40, 6182757), (42, 5888340), (45, 5495784), (54, 4579820), (56, 4416255), (60, 4121838), (63, 3925560), (70, 3533004), (72, 3434865), (84, 2944170), (90, 2747892), (105, 2355336), (108, 2289910), (120, 2060919), (126, 1962780), (135, 1831928), (140, 1766502), (168, 1472085), (180, 1373946), (189, 1308520), (210, 1177668), (216, 1144955), (252, 981390), (270, 915964), (280, 883251), (315, 785112), (360, 686973), (378, 654260), (420, 588834), (504, 490695), (540, 457982), (630, 392556), (756, 327130), (840, 294417), (945, 261704), (1080, 228991), (1260, 196278), (1512, 163565), (1890, 130852), (2520, 98139), (3780, 65426), (7560, 32713)]