218789640

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1171}}^1$

素因数の和:1364

約数の個数: 128

約数和(自身を含む): 734140800

約数和(自身を除く): 515351160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 173, 180, 216, 270, 346, 360, 519, 540, 692, 865, 1038, 1080, 1171, 1384, 1557, 1730, 2076, 2342, 2595, 3114, 3460, 3513, 4152, 4671, 4684, 5190, 5855, 6228, 6920, 7026, 7785, 9342, 9368, 10380, 10539, 11710, 12456, 14052, 15570, 17565, 18684, 20760, 21078, 23355, 23420, 28104, 31140, 31617, 35130, 37368, 42156, 46710, 46840, 52695, 62280, 63234, 70260, 84312, 93420, 105390, 126468, 140520, 158085, 186840, 202583, 210780, 252936, 316170, 405166, 421560, 607749, 632340, 810332, 1012915, 1215498, 1264680, 1620664, 1823247, 2025830, 2430996, 3038745, 3646494, 4051660, 4861992, 5469741, 6077490, 7292988, 8103320, 9116235, 10939482, 12154980, 14585976, 18232470, 21878964, 24309960, 27348705, 36464940, 43757928, 54697410, 72929880, 109394820, 218789640]

約数ペア:

[(1, 218789640), (2, 109394820), (3, 72929880), (4, 54697410), (5, 43757928), (6, 36464940), (8, 27348705), (9, 24309960), (10, 21878964), (12, 18232470), (15, 14585976), (18, 12154980), (20, 10939482), (24, 9116235), (27, 8103320), (30, 7292988), (36, 6077490), (40, 5469741), (45, 4861992), (54, 4051660), (60, 3646494), (72, 3038745), (90, 2430996), (108, 2025830), (120, 1823247), (135, 1620664), (173, 1264680), (180, 1215498), (216, 1012915), (270, 810332), (346, 632340), (360, 607749), (519, 421560), (540, 405166), (692, 316170), (865, 252936), (1038, 210780), (1080, 202583), (1171, 186840), (1384, 158085), (1557, 140520), (1730, 126468), (2076, 105390), (2342, 93420), (2595, 84312), (3114, 70260), (3460, 63234), (3513, 62280), (4152, 52695), (4671, 46840), (4684, 46710), (5190, 42156), (5855, 37368), (6228, 35130), (6920, 31617), (7026, 31140), (7785, 28104), (9342, 23420), (9368, 23355), (10380, 21078), (10539, 20760), (11710, 18684), (12456, 17565), (14052, 15570)]