142720480

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2089}}^1$

素因数の和:2172

約数の個数: 96

約数和(自身を含む): 391849920

約数和(自身を除く): 249129440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 61, 70, 80, 112, 122, 140, 160, 224, 244, 280, 305, 427, 488, 560, 610, 854, 976, 1120, 1220, 1708, 1952, 2089, 2135, 2440, 3416, 4178, 4270, 4880, 6832, 8356, 8540, 9760, 10445, 13664, 14623, 16712, 17080, 20890, 29246, 33424, 34160, 41780, 58492, 66848, 68320, 73115, 83560, 116984, 127429, 146230, 167120, 233968, 254858, 292460, 334240, 467936, 509716, 584920, 637145, 892003, 1019432, 1169840, 1274290, 1784006, 2038864, 2339680, 2548580, 3568012, 4077728, 4460015, 5097160, 7136024, 8920030, 10194320, 14272048, 17840060, 20388640, 28544096, 35680120, 71360240, 142720480]

約数ペア:

[(1, 142720480), (2, 71360240), (4, 35680120), (5, 28544096), (7, 20388640), (8, 17840060), (10, 14272048), (14, 10194320), (16, 8920030), (20, 7136024), (28, 5097160), (32, 4460015), (35, 4077728), (40, 3568012), (56, 2548580), (61, 2339680), (70, 2038864), (80, 1784006), (112, 1274290), (122, 1169840), (140, 1019432), (160, 892003), (224, 637145), (244, 584920), (280, 509716), (305, 467936), (427, 334240), (488, 292460), (560, 254858), (610, 233968), (854, 167120), (976, 146230), (1120, 127429), (1220, 116984), (1708, 83560), (1952, 73115), (2089, 68320), (2135, 66848), (2440, 58492), (3416, 41780), (4178, 34160), (4270, 33424), (4880, 29246), (6832, 20890), (8356, 17080), (8540, 16712), (9760, 14623), (10445, 13664)]