491488128

素因数分解:

$2^7\times 3^3\times {\mathrm{71}}^1\times {\mathrm{2003}}^1$

素因数の和:2097

約数の個数: 128

約数和(自身を含む): 1471737600

約数和(自身を除く): 980249472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 71, 72, 96, 108, 128, 142, 144, 192, 213, 216, 284, 288, 384, 426, 432, 568, 576, 639, 852, 864, 1136, 1152, 1278, 1704, 1728, 1917, 2003, 2272, 2556, 3408, 3456, 3834, 4006, 4544, 5112, 6009, 6816, 7668, 8012, 9088, 10224, 12018, 13632, 15336, 16024, 18027, 20448, 24036, 27264, 30672, 32048, 36054, 40896, 48072, 54081, 61344, 64096, 72108, 81792, 96144, 108162, 122688, 128192, 142213, 144216, 192288, 216324, 245376, 256384, 284426, 288432, 384576, 426639, 432648, 568852, 576864, 769152, 853278, 865296, 1137704, 1153728, 1279917, 1706556, 1730592, 2275408, 2307456, 2559834, 3413112, 3461184, 3839751, 4550816, 5119668, 6826224, 6922368, 7679502, 9101632, 10239336, 13652448, 15359004, 18203264, 20478672, 27304896, 30718008, 40957344, 54609792, 61436016, 81914688, 122872032, 163829376, 245744064, 491488128]

約数ペア:

[(1, 491488128), (2, 245744064), (3, 163829376), (4, 122872032), (6, 81914688), (8, 61436016), (9, 54609792), (12, 40957344), (16, 30718008), (18, 27304896), (24, 20478672), (27, 18203264), (32, 15359004), (36, 13652448), (48, 10239336), (54, 9101632), (64, 7679502), (71, 6922368), (72, 6826224), (96, 5119668), (108, 4550816), (128, 3839751), (142, 3461184), (144, 3413112), (192, 2559834), (213, 2307456), (216, 2275408), (284, 1730592), (288, 1706556), (384, 1279917), (426, 1153728), (432, 1137704), (568, 865296), (576, 853278), (639, 769152), (852, 576864), (864, 568852), (1136, 432648), (1152, 426639), (1278, 384576), (1704, 288432), (1728, 284426), (1917, 256384), (2003, 245376), (2272, 216324), (2556, 192288), (3408, 144216), (3456, 142213), (3834, 128192), (4006, 122688), (4544, 108162), (5112, 96144), (6009, 81792), (6816, 72108), (7668, 64096), (8012, 61344), (9088, 54081), (10224, 48072), (12018, 40896), (13632, 36054), (15336, 32048), (16024, 30672), (18027, 27264), (20448, 24036)]