15696420220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^2\times {\mathrm{197}}^1$

素因数の和:492

約数の個数: 144

約数和(自身を含む): 37854099360

約数和(自身を除く): 22157679140

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 127, 130, 190, 197, 247, 254, 260, 380, 394, 494, 508, 635, 788, 985, 988, 1235, 1270, 1651, 1970, 2413, 2470, 2540, 2561, 3302, 3743, 3940, 4826, 4940, 5122, 6604, 7486, 8255, 9652, 10244, 12065, 12805, 14972, 16129, 16510, 18715, 24130, 25019, 25610, 31369, 32258, 33020, 37430, 48260, 48659, 50038, 51220, 62738, 64516, 74860, 80645, 97318, 100076, 125095, 125476, 156845, 161290, 194636, 209677, 243295, 250190, 306451, 313690, 322580, 325247, 419354, 475361, 486590, 500380, 612902, 627380, 650494, 838708, 950722, 973180, 1048385, 1225804, 1300988, 1532255, 1626235, 1901444, 2096770, 2376805, 3064510, 3177413, 3252470, 3983863, 4193540, 4753610, 6129020, 6179693, 6354826, 6504940, 7967726, 9507220, 12359386, 12709652, 15887065, 15935452, 19919315, 24718772, 30898465, 31774130, 39838630, 41306369, 60370847, 61796930, 63548260, 79677260, 82612738, 120741694, 123593860, 165225476, 206531845, 241483388, 301854235, 413063690, 603708470, 784821011, 826127380, 1207416940, 1569642022, 3139284044, 3924105055, 7848210110, 15696420220]

約数ペア:

[(1, 15696420220), (2, 7848210110), (4, 3924105055), (5, 3139284044), (10, 1569642022), (13, 1207416940), (19, 826127380), (20, 784821011), (26, 603708470), (38, 413063690), (52, 301854235), (65, 241483388), (76, 206531845), (95, 165225476), (127, 123593860), (130, 120741694), (190, 82612738), (197, 79677260), (247, 63548260), (254, 61796930), (260, 60370847), (380, 41306369), (394, 39838630), (494, 31774130), (508, 30898465), (635, 24718772), (788, 19919315), (985, 15935452), (988, 15887065), (1235, 12709652), (1270, 12359386), (1651, 9507220), (1970, 7967726), (2413, 6504940), (2470, 6354826), (2540, 6179693), (2561, 6129020), (3302, 4753610), (3743, 4193540), (3940, 3983863), (4826, 3252470), (4940, 3177413), (5122, 3064510), (6604, 2376805), (7486, 2096770), (8255, 1901444), (9652, 1626235), (10244, 1532255), (12065, 1300988), (12805, 1225804), (14972, 1048385), (16129, 973180), (16510, 950722), (18715, 838708), (24130, 650494), (25019, 627380), (25610, 612902), (31369, 500380), (32258, 486590), (33020, 475361), (37430, 419354), (48260, 325247), (48659, 322580), (50038, 313690), (51220, 306451), (62738, 250190), (64516, 243295), (74860, 209677), (80645, 194636), (97318, 161290), (100076, 156845), (125095, 125476)]