1917671280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{14449}}^1$

素因数の和:14551

約数の個数: 160

約数和(自身を含む): 6880512000

約数和(自身を除く): 4962840720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 79, 80, 84, 105, 112, 120, 140, 158, 168, 210, 237, 240, 280, 316, 336, 395, 420, 474, 553, 560, 632, 790, 840, 948, 1106, 1185, 1264, 1580, 1659, 1680, 1896, 2212, 2370, 2765, 3160, 3318, 3792, 4424, 4740, 5530, 6320, 6636, 8295, 8848, 9480, 11060, 13272, 14449, 16590, 18960, 22120, 26544, 28898, 33180, 43347, 44240, 57796, 66360, 72245, 86694, 101143, 115592, 132720, 144490, 173388, 202286, 216735, 231184, 288980, 303429, 346776, 404572, 433470, 505715, 577960, 606858, 693552, 809144, 866940, 1011430, 1141471, 1155920, 1213716, 1517145, 1618288, 1733880, 2022860, 2282942, 2427432, 3034290, 3424413, 3467760, 4045720, 4565884, 4854864, 5707355, 6068580, 6848826, 7990297, 8091440, 9131768, 11414710, 12137160, 13697652, 15980594, 17122065, 18263536, 22829420, 23970891, 24274320, 27395304, 31961188, 34244130, 39951485, 45658840, 47941782, 54790608, 63922376, 68488260, 79902970, 91317680, 95883564, 119854455, 127844752, 136976520, 159805940, 191767128, 239708910, 273953040, 319611880, 383534256, 479417820, 639223760, 958835640, 1917671280]

約数ペア:

[(1, 1917671280), (2, 958835640), (3, 639223760), (4, 479417820), (5, 383534256), (6, 319611880), (7, 273953040), (8, 239708910), (10, 191767128), (12, 159805940), (14, 136976520), (15, 127844752), (16, 119854455), (20, 95883564), (21, 91317680), (24, 79902970), (28, 68488260), (30, 63922376), (35, 54790608), (40, 47941782), (42, 45658840), (48, 39951485), (56, 34244130), (60, 31961188), (70, 27395304), (79, 24274320), (80, 23970891), (84, 22829420), (105, 18263536), (112, 17122065), (120, 15980594), (140, 13697652), (158, 12137160), (168, 11414710), (210, 9131768), (237, 8091440), (240, 7990297), (280, 6848826), (316, 6068580), (336, 5707355), (395, 4854864), (420, 4565884), (474, 4045720), (553, 3467760), (560, 3424413), (632, 3034290), (790, 2427432), (840, 2282942), (948, 2022860), (1106, 1733880), (1185, 1618288), (1264, 1517145), (1580, 1213716), (1659, 1155920), (1680, 1141471), (1896, 1011430), (2212, 866940), (2370, 809144), (2765, 693552), (3160, 606858), (3318, 577960), (3792, 505715), (4424, 433470), (4740, 404572), (5530, 346776), (6320, 303429), (6636, 288980), (8295, 231184), (8848, 216735), (9480, 202286), (11060, 173388), (13272, 144490), (14449, 132720), (16590, 115592), (18960, 101143), (22120, 86694), (26544, 72245), (28898, 66360), (33180, 57796), (43347, 44240)]