421835008

素因数分解:

$2^8\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{227}}^1$

素因数の和:328

約数の個数: 144

約数和(自身を含む): 1040183424

約数和(自身を除く): 618348416

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 61, 64, 68, 112, 119, 122, 128, 136, 224, 227, 238, 244, 256, 272, 427, 448, 454, 476, 488, 544, 854, 896, 908, 952, 976, 1037, 1088, 1589, 1708, 1792, 1816, 1904, 1952, 2074, 2176, 3178, 3416, 3632, 3808, 3859, 3904, 4148, 4352, 6356, 6832, 7259, 7264, 7616, 7718, 7808, 8296, 12712, 13664, 13847, 14518, 14528, 15232, 15436, 15616, 16592, 25424, 27013, 27328, 27694, 29036, 29056, 30464, 30872, 33184, 50848, 54026, 54656, 55388, 58072, 58112, 61744, 66368, 96929, 101696, 108052, 109312, 110776, 116144, 123488, 132736, 193858, 203392, 216104, 221552, 232288, 235399, 246976, 265472, 387716, 406784, 432208, 443104, 464576, 470798, 493952, 775432, 864416, 886208, 929152, 941596, 987904, 1550864, 1647793, 1728832, 1772416, 1858304, 1883192, 3101728, 3295586, 3457664, 3544832, 3766384, 6203456, 6591172, 6915328, 7532768, 12406912, 13182344, 15065536, 24813824, 26364688, 30131072, 52729376, 60262144, 105458752, 210917504, 421835008]

約数ペア:

[(1, 421835008), (2, 210917504), (4, 105458752), (7, 60262144), (8, 52729376), (14, 30131072), (16, 26364688), (17, 24813824), (28, 15065536), (32, 13182344), (34, 12406912), (56, 7532768), (61, 6915328), (64, 6591172), (68, 6203456), (112, 3766384), (119, 3544832), (122, 3457664), (128, 3295586), (136, 3101728), (224, 1883192), (227, 1858304), (238, 1772416), (244, 1728832), (256, 1647793), (272, 1550864), (427, 987904), (448, 941596), (454, 929152), (476, 886208), (488, 864416), (544, 775432), (854, 493952), (896, 470798), (908, 464576), (952, 443104), (976, 432208), (1037, 406784), (1088, 387716), (1589, 265472), (1708, 246976), (1792, 235399), (1816, 232288), (1904, 221552), (1952, 216104), (2074, 203392), (2176, 193858), (3178, 132736), (3416, 123488), (3632, 116144), (3808, 110776), (3859, 109312), (3904, 108052), (4148, 101696), (4352, 96929), (6356, 66368), (6832, 61744), (7259, 58112), (7264, 58072), (7616, 55388), (7718, 54656), (7808, 54026), (8296, 50848), (12712, 33184), (13664, 30872), (13847, 30464), (14518, 29056), (14528, 29036), (15232, 27694), (15436, 27328), (15616, 27013), (16592, 25424)]