128944320

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{7901}}^1$

素因数の和:7938

約数の個数: 112

約数和(自身を含む): 433535328

約数和(自身を除く): 304591008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 136, 160, 170, 192, 204, 240, 255, 272, 320, 340, 408, 480, 510, 544, 680, 816, 960, 1020, 1088, 1360, 1632, 2040, 2720, 3264, 4080, 5440, 7901, 8160, 15802, 16320, 23703, 31604, 39505, 47406, 63208, 79010, 94812, 118515, 126416, 134317, 158020, 189624, 237030, 252832, 268634, 316040, 379248, 402951, 474060, 505664, 537268, 632080, 671585, 758496, 805902, 948120, 1074536, 1264160, 1343170, 1516992, 1611804, 1896240, 2014755, 2149072, 2528320, 2686340, 3223608, 3792480, 4029510, 4298144, 5372680, 6447216, 7584960, 8059020, 8596288, 10745360, 12894432, 16118040, 21490720, 25788864, 32236080, 42981440, 64472160, 128944320]

約数ペア:

[(1, 128944320), (2, 64472160), (3, 42981440), (4, 32236080), (5, 25788864), (6, 21490720), (8, 16118040), (10, 12894432), (12, 10745360), (15, 8596288), (16, 8059020), (17, 7584960), (20, 6447216), (24, 5372680), (30, 4298144), (32, 4029510), (34, 3792480), (40, 3223608), (48, 2686340), (51, 2528320), (60, 2149072), (64, 2014755), (68, 1896240), (80, 1611804), (85, 1516992), (96, 1343170), (102, 1264160), (120, 1074536), (136, 948120), (160, 805902), (170, 758496), (192, 671585), (204, 632080), (240, 537268), (255, 505664), (272, 474060), (320, 402951), (340, 379248), (408, 316040), (480, 268634), (510, 252832), (544, 237030), (680, 189624), (816, 158020), (960, 134317), (1020, 126416), (1088, 118515), (1360, 94812), (1632, 79010), (2040, 63208), (2720, 47406), (3264, 39505), (4080, 31604), (5440, 23703), (7901, 16320), (8160, 15802)]