128888280

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{911}}^1$

素因数の和:1062

約数の個数: 128

約数和(自身を含む): 433382400

約数和(自身を除く): 304494120

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, 131, 135, 180, 216, 262, 270, 360, 393, 524, 540, 655, 786, 911, 1048, 1080, 1179, 1310, 1572, 1822, 1965, 2358, 2620, 2733, 3144, 3537, 3644, 3930, 4555, 4716, 5240, 5466, 5895, 7074, 7288, 7860, 8199, 9110, 9432, 10932, 11790, 13665, 14148, 15720, 16398, 17685, 18220, 21864, 23580, 24597, 27330, 28296, 32796, 35370, 36440, 40995, 47160, 49194, 54660, 65592, 70740, 81990, 98388, 109320, 119341, 122985, 141480, 163980, 196776, 238682, 245970, 327960, 358023, 477364, 491940, 596705, 716046, 954728, 983880, 1074069, 1193410, 1432092, 1790115, 2148138, 2386820, 2864184, 3222207, 3580230, 4296276, 4773640, 5370345, 6444414, 7160460, 8592552, 10740690, 12888828, 14320920, 16111035, 21481380, 25777656, 32222070, 42962760, 64444140, 128888280]

約数ペア:

[(1, 128888280), (2, 64444140), (3, 42962760), (4, 32222070), (5, 25777656), (6, 21481380), (8, 16111035), (9, 14320920), (10, 12888828), (12, 10740690), (15, 8592552), (18, 7160460), (20, 6444414), (24, 5370345), (27, 4773640), (30, 4296276), (36, 3580230), (40, 3222207), (45, 2864184), (54, 2386820), (60, 2148138), (72, 1790115), (90, 1432092), (108, 1193410), (120, 1074069), (131, 983880), (135, 954728), (180, 716046), (216, 596705), (262, 491940), (270, 477364), (360, 358023), (393, 327960), (524, 245970), (540, 238682), (655, 196776), (786, 163980), (911, 141480), (1048, 122985), (1080, 119341), (1179, 109320), (1310, 98388), (1572, 81990), (1822, 70740), (1965, 65592), (2358, 54660), (2620, 49194), (2733, 47160), (3144, 40995), (3537, 36440), (3644, 35370), (3930, 32796), (4555, 28296), (4716, 27330), (5240, 24597), (5466, 23580), (5895, 21864), (7074, 18220), (7288, 17685), (7860, 16398), (8199, 15720), (9110, 14148), (9432, 13665), (10932, 11790)]