190801280

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1$

素因数の和:272

約数の個数: 128

約数和(自身を含む): 481766400

約数和(自身を除く): 290965120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 59, 62, 64, 80, 118, 124, 128, 155, 160, 163, 236, 248, 295, 310, 320, 326, 472, 496, 590, 620, 640, 652, 815, 944, 992, 1180, 1240, 1304, 1630, 1829, 1888, 1984, 2360, 2480, 2608, 3260, 3658, 3776, 3968, 4720, 4960, 5053, 5216, 6520, 7316, 7552, 9145, 9440, 9617, 9920, 10106, 10432, 13040, 14632, 18290, 18880, 19234, 19840, 20212, 20864, 25265, 26080, 29264, 36580, 37760, 38468, 40424, 48085, 50530, 52160, 58528, 73160, 76936, 80848, 96170, 101060, 104320, 117056, 146320, 153872, 161696, 192340, 202120, 234112, 292640, 298127, 307744, 323392, 384680, 404240, 585280, 596254, 615488, 646784, 769360, 808480, 1170560, 1192508, 1230976, 1490635, 1538720, 1616960, 2385016, 2981270, 3077440, 3233920, 4770032, 5962540, 6154880, 9540064, 11925080, 19080128, 23850160, 38160256, 47700320, 95400640, 190801280]

約数ペア:

[(1, 190801280), (2, 95400640), (4, 47700320), (5, 38160256), (8, 23850160), (10, 19080128), (16, 11925080), (20, 9540064), (31, 6154880), (32, 5962540), (40, 4770032), (59, 3233920), (62, 3077440), (64, 2981270), (80, 2385016), (118, 1616960), (124, 1538720), (128, 1490635), (155, 1230976), (160, 1192508), (163, 1170560), (236, 808480), (248, 769360), (295, 646784), (310, 615488), (320, 596254), (326, 585280), (472, 404240), (496, 384680), (590, 323392), (620, 307744), (640, 298127), (652, 292640), (815, 234112), (944, 202120), (992, 192340), (1180, 161696), (1240, 153872), (1304, 146320), (1630, 117056), (1829, 104320), (1888, 101060), (1984, 96170), (2360, 80848), (2480, 76936), (2608, 73160), (3260, 58528), (3658, 52160), (3776, 50530), (3968, 48085), (4720, 40424), (4960, 38468), (5053, 37760), (5216, 36580), (6520, 29264), (7316, 26080), (7552, 25265), (9145, 20864), (9440, 20212), (9617, 19840), (9920, 19234), (10106, 18880), (10432, 18290), (13040, 14632)]