31460756720

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:344

約数の個数: 240

約数和(自身を含む): 79523570880

約数和(自身を除く): 48062814160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 40, 58, 62, 80, 103, 116, 124, 137, 145, 155, 206, 232, 248, 274, 290, 310, 412, 464, 496, 515, 548, 580, 620, 685, 824, 899, 961, 1030, 1096, 1160, 1240, 1370, 1648, 1798, 1922, 2060, 2192, 2320, 2480, 2740, 2987, 3193, 3596, 3844, 3973, 4120, 4247, 4495, 4805, 5480, 5974, 6386, 7192, 7688, 7946, 8240, 8494, 8990, 9610, 10960, 11948, 12772, 14111, 14384, 14935, 15376, 15892, 15965, 16988, 17980, 19220, 19865, 21235, 23896, 25544, 27869, 28222, 29870, 31784, 31930, 33976, 35960, 38440, 39730, 42470, 47792, 51088, 55738, 56444, 59740, 63568, 63860, 67952, 70555, 71920, 76880, 79460, 84940, 92597, 98983, 111476, 112888, 119480, 123163, 127720, 131657, 139345, 141110, 158920, 169880, 185194, 197966, 222952, 225776, 238960, 246326, 255440, 263314, 278690, 282220, 317840, 339760, 370388, 395932, 409219, 437441, 445904, 462985, 492652, 494915, 526628, 557380, 564440, 615815, 658285, 740776, 791864, 818438, 874882, 925970, 985304, 989830, 1053256, 1114760, 1128880, 1231630, 1316570, 1481552, 1583728, 1636876, 1749764, 1851940, 1970608, 1979660, 2046095, 2106512, 2187205, 2229520, 2463260, 2633140, 2870507, 3273752, 3499528, 3703880, 3818053, 3959320, 4092190, 4374410, 4926520, 5266280, 5741014, 6547504, 6999056, 7407760, 7636106, 7918640, 8184380, 8748820, 9853040, 10532560, 11482028, 12685789, 13560671, 14352535, 15272212, 16368760, 17497640, 19090265, 22964056, 25371578, 27121342, 28705070, 30544424, 32737520, 34995280, 38180530, 45928112, 50743156, 54242684, 57410140, 61088848, 63428945, 67803355, 76361060, 101486312, 108485368, 114820280, 126857890, 135606710, 152722120, 202972624, 216970736, 229640560, 253715780, 271213420, 305444240, 393259459, 507431560, 542426840, 786518918, 1014863120, 1084853680, 1573037836, 1966297295, 3146075672, 3932594590, 6292151344, 7865189180, 15730378360, 31460756720]

約数ペア:

[(1, 31460756720), (2, 15730378360), (4, 7865189180), (5, 6292151344), (8, 3932594590), (10, 3146075672), (16, 1966297295), (20, 1573037836), (29, 1084853680), (31, 1014863120), (40, 786518918), (58, 542426840), (62, 507431560), (80, 393259459), (103, 305444240), (116, 271213420), (124, 253715780), (137, 229640560), (145, 216970736), (155, 202972624), (206, 152722120), (232, 135606710), (248, 126857890), (274, 114820280), (290, 108485368), (310, 101486312), (412, 76361060), (464, 67803355), (496, 63428945), (515, 61088848), (548, 57410140), (580, 54242684), (620, 50743156), (685, 45928112), (824, 38180530), (899, 34995280), (961, 32737520), (1030, 30544424), (1096, 28705070), (1160, 27121342), (1240, 25371578), (1370, 22964056), (1648, 19090265), (1798, 17497640), (1922, 16368760), (2060, 15272212), (2192, 14352535), (2320, 13560671), (2480, 12685789), (2740, 11482028), (2987, 10532560), (3193, 9853040), (3596, 8748820), (3844, 8184380), (3973, 7918640), (4120, 7636106), (4247, 7407760), (4495, 6999056), (4805, 6547504), (5480, 5741014), (5974, 5266280), (6386, 4926520), (7192, 4374410), (7688, 4092190), (7946, 3959320), (8240, 3818053), (8494, 3703880), (8990, 3499528), (9610, 3273752), (10960, 2870507), (11948, 2633140), (12772, 2463260), (14111, 2229520), (14384, 2187205), (14935, 2106512), (15376, 2046095), (15892, 1979660), (15965, 1970608), (16988, 1851940), (17980, 1749764), (19220, 1636876), (19865, 1583728), (21235, 1481552), (23896, 1316570), (25544, 1231630), (27869, 1128880), (28222, 1114760), (29870, 1053256), (31784, 989830), (31930, 985304), (33976, 925970), (35960, 874882), (38440, 818438), (39730, 791864), (42470, 740776), (47792, 658285), (51088, 615815), (55738, 564440), (56444, 557380), (59740, 526628), (63568, 494915), (63860, 492652), (67952, 462985), (70555, 445904), (71920, 437441), (76880, 409219), (79460, 395932), (84940, 370388), (92597, 339760), (98983, 317840), (111476, 282220), (112888, 278690), (119480, 263314), (123163, 255440), (127720, 246326), (131657, 238960), (139345, 225776), (141110, 222952), (158920, 197966), (169880, 185194)]