221330448

素因数分解:

$2^4\times 3^3\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{227}}^1$

素因数の和:342

約数の個数: 160

約数和(自身を含む): 666088320

約数和(自身を除く): 444757872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 37, 48, 54, 61, 72, 74, 108, 111, 122, 144, 148, 183, 216, 222, 227, 244, 296, 333, 366, 432, 444, 454, 488, 549, 592, 666, 681, 732, 888, 908, 976, 999, 1098, 1332, 1362, 1464, 1647, 1776, 1816, 1998, 2043, 2196, 2257, 2664, 2724, 2928, 3294, 3632, 3996, 4086, 4392, 4514, 5328, 5448, 6129, 6588, 6771, 7992, 8172, 8399, 8784, 9028, 10896, 12258, 13176, 13542, 13847, 15984, 16344, 16798, 18056, 20313, 24516, 25197, 26352, 27084, 27694, 32688, 33596, 36112, 40626, 41541, 49032, 50394, 54168, 55388, 60939, 67192, 75591, 81252, 83082, 98064, 100788, 108336, 110776, 121878, 124623, 134384, 151182, 162504, 166164, 201576, 221552, 226773, 243756, 249246, 302364, 325008, 332328, 373869, 403152, 453546, 487512, 498492, 512339, 604728, 664656, 747738, 907092, 975024, 996984, 1024678, 1209456, 1495476, 1537017, 1814184, 1993968, 2049356, 2990952, 3074034, 3628368, 4098712, 4611051, 5981904, 6148068, 8197424, 9222102, 12296136, 13833153, 18444204, 24592272, 27666306, 36888408, 55332612, 73776816, 110665224, 221330448]

約数ペア:

[(1, 221330448), (2, 110665224), (3, 73776816), (4, 55332612), (6, 36888408), (8, 27666306), (9, 24592272), (12, 18444204), (16, 13833153), (18, 12296136), (24, 9222102), (27, 8197424), (36, 6148068), (37, 5981904), (48, 4611051), (54, 4098712), (61, 3628368), (72, 3074034), (74, 2990952), (108, 2049356), (111, 1993968), (122, 1814184), (144, 1537017), (148, 1495476), (183, 1209456), (216, 1024678), (222, 996984), (227, 975024), (244, 907092), (296, 747738), (333, 664656), (366, 604728), (432, 512339), (444, 498492), (454, 487512), (488, 453546), (549, 403152), (592, 373869), (666, 332328), (681, 325008), (732, 302364), (888, 249246), (908, 243756), (976, 226773), (999, 221552), (1098, 201576), (1332, 166164), (1362, 162504), (1464, 151182), (1647, 134384), (1776, 124623), (1816, 121878), (1998, 110776), (2043, 108336), (2196, 100788), (2257, 98064), (2664, 83082), (2724, 81252), (2928, 75591), (3294, 67192), (3632, 60939), (3996, 55388), (4086, 54168), (4392, 50394), (4514, 49032), (5328, 41541), (5448, 40626), (6129, 36112), (6588, 33596), (6771, 32688), (7992, 27694), (8172, 27084), (8399, 26352), (8784, 25197), (9028, 24516), (10896, 20313), (12258, 18056), (13176, 16798), (13542, 16344), (13847, 15984)]