18901479930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1\times {\mathrm{1049}}^1$

素因数の和:1376

約数の個数: 128

約数和(自身を含む): 47628000000

約数和(自身を除く): 28726520070

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 139, 145, 149, 174, 278, 290, 298, 417, 435, 447, 695, 745, 834, 870, 894, 1049, 1390, 1490, 2085, 2098, 2235, 3147, 4031, 4170, 4321, 4470, 5245, 6294, 8062, 8642, 10490, 12093, 12963, 15735, 20155, 20711, 21605, 24186, 25926, 30421, 31470, 40310, 41422, 43210, 60465, 60842, 62133, 64815, 91263, 103555, 120930, 124266, 129630, 145811, 152105, 156301, 182526, 207110, 291622, 304210, 310665, 312602, 437433, 456315, 468903, 600619, 621330, 729055, 781505, 874866, 912630, 937806, 1201238, 1458110, 1563010, 1801857, 2187165, 2344515, 3003095, 3603714, 4228519, 4374330, 4532729, 4689030, 6006190, 8457038, 9009285, 9065458, 12685557, 13598187, 18018570, 21142595, 21725839, 22663645, 25371114, 27196374, 42285190, 43451678, 45327290, 63427785, 65177517, 67990935, 108629195, 126855570, 130355034, 135981870, 217258390, 325887585, 630049331, 651775170, 1260098662, 1890147993, 3150246655, 3780295986, 6300493310, 9450739965, 18901479930]

約数ペア:

[(1, 18901479930), (2, 9450739965), (3, 6300493310), (5, 3780295986), (6, 3150246655), (10, 1890147993), (15, 1260098662), (29, 651775170), (30, 630049331), (58, 325887585), (87, 217258390), (139, 135981870), (145, 130355034), (149, 126855570), (174, 108629195), (278, 67990935), (290, 65177517), (298, 63427785), (417, 45327290), (435, 43451678), (447, 42285190), (695, 27196374), (745, 25371114), (834, 22663645), (870, 21725839), (894, 21142595), (1049, 18018570), (1390, 13598187), (1490, 12685557), (2085, 9065458), (2098, 9009285), (2235, 8457038), (3147, 6006190), (4031, 4689030), (4170, 4532729), (4321, 4374330), (4470, 4228519), (5245, 3603714), (6294, 3003095), (8062, 2344515), (8642, 2187165), (10490, 1801857), (12093, 1563010), (12963, 1458110), (15735, 1201238), (20155, 937806), (20711, 912630), (21605, 874866), (24186, 781505), (25926, 729055), (30421, 621330), (31470, 600619), (40310, 468903), (41422, 456315), (43210, 437433), (60465, 312602), (60842, 310665), (62133, 304210), (64815, 291622), (91263, 207110), (103555, 182526), (120930, 156301), (124266, 152105), (129630, 145811)]