1990271610

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1$

素因数の和:349

約数の個数: 192

約数和(自身を含む): 5555257344

約数和(自身を除く): 3564985734

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 41, 45, 62, 82, 90, 93, 123, 127, 137, 155, 186, 205, 246, 254, 274, 279, 310, 369, 381, 410, 411, 465, 558, 615, 635, 685, 738, 762, 822, 930, 1143, 1230, 1233, 1270, 1271, 1370, 1395, 1845, 1905, 2055, 2286, 2466, 2542, 2790, 3690, 3810, 3813, 3937, 4110, 4247, 5207, 5617, 5715, 6165, 6355, 7626, 7874, 8494, 10414, 11234, 11430, 11439, 11811, 12330, 12710, 12741, 15621, 16851, 17399, 19065, 19685, 21235, 22878, 23622, 25482, 26035, 28085, 31242, 33702, 34798, 35433, 38130, 38223, 39370, 42470, 46863, 50553, 52070, 52197, 56170, 57195, 59055, 63705, 70866, 76446, 78105, 84255, 86995, 93726, 101106, 104394, 114390, 118110, 127410, 156210, 156591, 161417, 168510, 173990, 174127, 177165, 191115, 234315, 252765, 260985, 313182, 322834, 348254, 354330, 382230, 468630, 484251, 505530, 521970, 522381, 539369, 713359, 782955, 807085, 870635, 968502, 1044762, 1078738, 1426718, 1452753, 1565910, 1567143, 1614170, 1618107, 1741270, 2140077, 2421255, 2611905, 2696845, 2905506, 3134286, 3236214, 3566795, 4280154, 4842510, 4854321, 5223810, 5393690, 6420231, 7133590, 7263765, 7835715, 8090535, 9708642, 10700385, 12840462, 14527530, 15671430, 16181070, 21400770, 22114129, 24271605, 32101155, 44228258, 48543210, 64202310, 66342387, 110570645, 132684774, 199027161, 221141290, 331711935, 398054322, 663423870, 995135805, 1990271610]

約数ペア:

[(1, 1990271610), (2, 995135805), (3, 663423870), (5, 398054322), (6, 331711935), (9, 221141290), (10, 199027161), (15, 132684774), (18, 110570645), (30, 66342387), (31, 64202310), (41, 48543210), (45, 44228258), (62, 32101155), (82, 24271605), (90, 22114129), (93, 21400770), (123, 16181070), (127, 15671430), (137, 14527530), (155, 12840462), (186, 10700385), (205, 9708642), (246, 8090535), (254, 7835715), (274, 7263765), (279, 7133590), (310, 6420231), (369, 5393690), (381, 5223810), (410, 4854321), (411, 4842510), (465, 4280154), (558, 3566795), (615, 3236214), (635, 3134286), (685, 2905506), (738, 2696845), (762, 2611905), (822, 2421255), (930, 2140077), (1143, 1741270), (1230, 1618107), (1233, 1614170), (1270, 1567143), (1271, 1565910), (1370, 1452753), (1395, 1426718), (1845, 1078738), (1905, 1044762), (2055, 968502), (2286, 870635), (2466, 807085), (2542, 782955), (2790, 713359), (3690, 539369), (3810, 522381), (3813, 521970), (3937, 505530), (4110, 484251), (4247, 468630), (5207, 382230), (5617, 354330), (5715, 348254), (6165, 322834), (6355, 313182), (7626, 260985), (7874, 252765), (8494, 234315), (10414, 191115), (11234, 177165), (11430, 174127), (11439, 173990), (11811, 168510), (12330, 161417), (12710, 156591), (12741, 156210), (15621, 127410), (16851, 118110), (17399, 114390), (19065, 104394), (19685, 101106), (21235, 93726), (22878, 86995), (23622, 84255), (25482, 78105), (26035, 76446), (28085, 70866), (31242, 63705), (33702, 59055), (34798, 57195), (35433, 56170), (38130, 52197), (38223, 52070), (39370, 50553), (42470, 46863)]