90449920

素因数分解:

$2^{11}\times 5^1\times {\mathrm{11}}^2\times {\mathrm{73}}^1$

素因数の和:122

約数の個数: 144

約数和(自身を含む): 241817940

約数和(自身を除く): 151368020

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 73, 80, 88, 110, 121, 128, 146, 160, 176, 220, 242, 256, 292, 320, 352, 365, 440, 484, 512, 584, 605, 640, 704, 730, 803, 880, 968, 1024, 1168, 1210, 1280, 1408, 1460, 1606, 1760, 1936, 2048, 2336, 2420, 2560, 2816, 2920, 3212, 3520, 3872, 4015, 4672, 4840, 5120, 5632, 5840, 6424, 7040, 7744, 8030, 8833, 9344, 9680, 10240, 11264, 11680, 12848, 14080, 15488, 16060, 17666, 18688, 19360, 22528, 23360, 25696, 28160, 30976, 32120, 35332, 37376, 38720, 44165, 46720, 51392, 56320, 61952, 64240, 70664, 74752, 77440, 88330, 93440, 102784, 112640, 123904, 128480, 141328, 149504, 154880, 176660, 186880, 205568, 247808, 256960, 282656, 309760, 353320, 373760, 411136, 513920, 565312, 619520, 706640, 747520, 822272, 1027840, 1130624, 1239040, 1413280, 1644544, 2055680, 2261248, 2826560, 4111360, 4522496, 5653120, 8222720, 9044992, 11306240, 18089984, 22612480, 45224960, 90449920]

約数ペア:

[(1, 90449920), (2, 45224960), (4, 22612480), (5, 18089984), (8, 11306240), (10, 9044992), (11, 8222720), (16, 5653120), (20, 4522496), (22, 4111360), (32, 2826560), (40, 2261248), (44, 2055680), (55, 1644544), (64, 1413280), (73, 1239040), (80, 1130624), (88, 1027840), (110, 822272), (121, 747520), (128, 706640), (146, 619520), (160, 565312), (176, 513920), (220, 411136), (242, 373760), (256, 353320), (292, 309760), (320, 282656), (352, 256960), (365, 247808), (440, 205568), (484, 186880), (512, 176660), (584, 154880), (605, 149504), (640, 141328), (704, 128480), (730, 123904), (803, 112640), (880, 102784), (968, 93440), (1024, 88330), (1168, 77440), (1210, 74752), (1280, 70664), (1408, 64240), (1460, 61952), (1606, 56320), (1760, 51392), (1936, 46720), (2048, 44165), (2336, 38720), (2420, 37376), (2560, 35332), (2816, 32120), (2920, 30976), (3212, 28160), (3520, 25696), (3872, 23360), (4015, 22528), (4672, 19360), (4840, 18688), (5120, 17666), (5632, 16060), (5840, 15488), (6424, 14080), (7040, 12848), (7744, 11680), (8030, 11264), (8833, 10240), (9344, 9680)]