15721793360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{13249}}^1$

素因数の和:13445

約数の個数: 160

約数和(自身を含む): 45267936000

約数和(自身を除く): 29546142640

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 163, 182, 208, 260, 280, 326, 364, 455, 520, 560, 652, 728, 815, 910, 1040, 1141, 1304, 1456, 1630, 1820, 2119, 2282, 2608, 3260, 3640, 4238, 4564, 5705, 6520, 7280, 8476, 9128, 10595, 11410, 13040, 13249, 14833, 16952, 18256, 21190, 22820, 26498, 29666, 33904, 42380, 45640, 52996, 59332, 66245, 74165, 84760, 91280, 92743, 105992, 118664, 132490, 148330, 169520, 172237, 185486, 211984, 237328, 264980, 296660, 344474, 370972, 463715, 529960, 593320, 688948, 741944, 861185, 927430, 1059920, 1186640, 1205659, 1377896, 1483888, 1722370, 1854860, 2159587, 2411318, 2755792, 3444740, 3709720, 4319174, 4822636, 6028295, 6889480, 7419440, 8638348, 9645272, 10797935, 12056590, 13778960, 15117109, 17276696, 19290544, 21595870, 24113180, 28074631, 30234218, 34553392, 43191740, 48226360, 56149262, 60468436, 75585545, 86383480, 96452720, 112298524, 120936872, 140373155, 151171090, 172766960, 196522417, 224597048, 241873744, 280746310, 302342180, 393044834, 449194096, 561492620, 604684360, 786089668, 982612085, 1122985240, 1209368720, 1572179336, 1965224170, 2245970480, 3144358672, 3930448340, 7860896680, 15721793360]

約数ペア:

[(1, 15721793360), (2, 7860896680), (4, 3930448340), (5, 3144358672), (7, 2245970480), (8, 1965224170), (10, 1572179336), (13, 1209368720), (14, 1122985240), (16, 982612085), (20, 786089668), (26, 604684360), (28, 561492620), (35, 449194096), (40, 393044834), (52, 302342180), (56, 280746310), (65, 241873744), (70, 224597048), (80, 196522417), (91, 172766960), (104, 151171090), (112, 140373155), (130, 120936872), (140, 112298524), (163, 96452720), (182, 86383480), (208, 75585545), (260, 60468436), (280, 56149262), (326, 48226360), (364, 43191740), (455, 34553392), (520, 30234218), (560, 28074631), (652, 24113180), (728, 21595870), (815, 19290544), (910, 17276696), (1040, 15117109), (1141, 13778960), (1304, 12056590), (1456, 10797935), (1630, 9645272), (1820, 8638348), (2119, 7419440), (2282, 6889480), (2608, 6028295), (3260, 4822636), (3640, 4319174), (4238, 3709720), (4564, 3444740), (5705, 2755792), (6520, 2411318), (7280, 2159587), (8476, 1854860), (9128, 1722370), (10595, 1483888), (11410, 1377896), (13040, 1205659), (13249, 1186640), (14833, 1059920), (16952, 927430), (18256, 861185), (21190, 741944), (22820, 688948), (26498, 593320), (29666, 529960), (33904, 463715), (42380, 370972), (45640, 344474), (52996, 296660), (59332, 264980), (66245, 237328), (74165, 211984), (84760, 185486), (91280, 172237), (92743, 169520), (105992, 148330), (118664, 132490)]