219315328

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2909}}^1$

素因数の和:2973

約数の個数: 64

約数和(自身を含む): 474912000

約数和(自身を除く): 255596672

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 64, 76, 124, 128, 152, 248, 304, 496, 589, 608, 992, 1178, 1216, 1984, 2356, 2432, 2909, 3968, 4712, 5818, 9424, 11636, 18848, 23272, 37696, 46544, 55271, 75392, 90179, 93088, 110542, 180358, 186176, 221084, 360716, 372352, 442168, 721432, 884336, 1442864, 1713401, 1768672, 2885728, 3426802, 3537344, 5771456, 6853604, 7074688, 11542912, 13707208, 27414416, 54828832, 109657664, 219315328]

約数ペア:

[(1, 219315328), (2, 109657664), (4, 54828832), (8, 27414416), (16, 13707208), (19, 11542912), (31, 7074688), (32, 6853604), (38, 5771456), (62, 3537344), (64, 3426802), (76, 2885728), (124, 1768672), (128, 1713401), (152, 1442864), (248, 884336), (304, 721432), (496, 442168), (589, 372352), (608, 360716), (992, 221084), (1178, 186176), (1216, 180358), (1984, 110542), (2356, 93088), (2432, 90179), (2909, 75392), (3968, 55271), (4712, 46544), (5818, 37696), (9424, 23272), (11636, 18848)]