20120139870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{1597}}^1$

素因数の和:1711

約数の個数: 192

約数和(自身を含む): 54840291840

約数和(自身を除く): 34720151970

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 23, 30, 31, 38, 46, 57, 62, 69, 93, 95, 114, 115, 138, 155, 186, 190, 230, 285, 310, 345, 437, 465, 570, 589, 690, 713, 874, 930, 961, 1178, 1311, 1426, 1597, 1767, 1922, 2139, 2185, 2622, 2883, 2945, 3194, 3534, 3565, 4278, 4370, 4791, 4805, 5766, 5890, 6555, 7130, 7985, 8835, 9582, 9610, 10695, 13110, 13547, 14415, 15970, 17670, 18259, 21390, 22103, 23955, 27094, 28830, 30343, 36518, 36731, 40641, 44206, 47910, 49507, 54777, 60686, 66309, 67735, 73462, 81282, 91029, 91295, 99014, 109554, 110193, 110515, 132618, 135470, 148521, 151715, 182058, 182590, 183655, 203205, 220386, 221030, 247535, 273885, 297042, 303430, 331545, 367310, 406410, 419957, 455145, 495070, 547770, 550965, 663090, 697889, 742605, 839914, 910290, 940633, 1101930, 1138661, 1259871, 1395778, 1485210, 1534717, 1881266, 2093667, 2099785, 2277322, 2519742, 2821899, 3069434, 3415983, 3489445, 4187334, 4199570, 4604151, 4703165, 5643798, 5693305, 6299355, 6831966, 6978890, 7673585, 9208302, 9406330, 10468335, 11386610, 12598710, 14109495, 15347170, 17079915, 20936670, 21634559, 23020755, 28218990, 29159623, 34159830, 35298491, 43269118, 46041510, 58319246, 64903677, 70596982, 87478869, 105895473, 108172795, 129807354, 145798115, 174957738, 176492455, 211790946, 216345590, 291596230, 324518385, 352984910, 437394345, 529477365, 649036770, 670671329, 874788690, 1058954730, 1341342658, 2012013987, 3353356645, 4024027974, 6706713290, 10060069935, 20120139870]

約数ペア:

[(1, 20120139870), (2, 10060069935), (3, 6706713290), (5, 4024027974), (6, 3353356645), (10, 2012013987), (15, 1341342658), (19, 1058954730), (23, 874788690), (30, 670671329), (31, 649036770), (38, 529477365), (46, 437394345), (57, 352984910), (62, 324518385), (69, 291596230), (93, 216345590), (95, 211790946), (114, 176492455), (115, 174957738), (138, 145798115), (155, 129807354), (186, 108172795), (190, 105895473), (230, 87478869), (285, 70596982), (310, 64903677), (345, 58319246), (437, 46041510), (465, 43269118), (570, 35298491), (589, 34159830), (690, 29159623), (713, 28218990), (874, 23020755), (930, 21634559), (961, 20936670), (1178, 17079915), (1311, 15347170), (1426, 14109495), (1597, 12598710), (1767, 11386610), (1922, 10468335), (2139, 9406330), (2185, 9208302), (2622, 7673585), (2883, 6978890), (2945, 6831966), (3194, 6299355), (3534, 5693305), (3565, 5643798), (4278, 4703165), (4370, 4604151), (4791, 4199570), (4805, 4187334), (5766, 3489445), (5890, 3415983), (6555, 3069434), (7130, 2821899), (7985, 2519742), (8835, 2277322), (9582, 2099785), (9610, 2093667), (10695, 1881266), (13110, 1534717), (13547, 1485210), (14415, 1395778), (15970, 1259871), (17670, 1138661), (18259, 1101930), (21390, 940633), (22103, 910290), (23955, 839914), (27094, 742605), (28830, 697889), (30343, 663090), (36518, 550965), (36731, 547770), (40641, 495070), (44206, 455145), (47910, 419957), (49507, 406410), (54777, 367310), (60686, 331545), (66309, 303430), (67735, 297042), (73462, 273885), (81282, 247535), (91029, 221030), (91295, 220386), (99014, 203205), (109554, 183655), (110193, 182590), (110515, 182058), (132618, 151715), (135470, 148521)]