1904138880

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{141677}}^1$

素因数の和:141706

約数の個数: 128

約数和(自身を含む): 6936554880

約数和(自身を除く): 5032416000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 6720, 13440, 141677, 283354, 425031, 566708, 708385, 850062, 991739, 1133416, 1416770, 1700124, 1983478, 2125155, 2266832, 2833540, 2975217, 3400248, 3966956, 4250310, 4533664, 4958695, 5667080, 5950434, 6800496, 7933912, 8500620, 9067328, 9917390, 11334160, 11900868, 13600992, 14876085, 15867824, 17001240, 18134656, 19834780, 22668320, 23801736, 27201984, 29752170, 31735648, 34002480, 39669560, 45336640, 47603472, 54403968, 59504340, 63471296, 68004960, 79339120, 90673280, 95206944, 119008680, 126942592, 136009920, 158678240, 190413888, 238017360, 272019840, 317356480, 380827776, 476034720, 634712960, 952069440, 1904138880]

約数ペア:

[(1, 1904138880), (2, 952069440), (3, 634712960), (4, 476034720), (5, 380827776), (6, 317356480), (7, 272019840), (8, 238017360), (10, 190413888), (12, 158678240), (14, 136009920), (15, 126942592), (16, 119008680), (20, 95206944), (21, 90673280), (24, 79339120), (28, 68004960), (30, 63471296), (32, 59504340), (35, 54403968), (40, 47603472), (42, 45336640), (48, 39669560), (56, 34002480), (60, 31735648), (64, 29752170), (70, 27201984), (80, 23801736), (84, 22668320), (96, 19834780), (105, 18134656), (112, 17001240), (120, 15867824), (128, 14876085), (140, 13600992), (160, 11900868), (168, 11334160), (192, 9917390), (210, 9067328), (224, 8500620), (240, 7933912), (280, 6800496), (320, 5950434), (336, 5667080), (384, 4958695), (420, 4533664), (448, 4250310), (480, 3966956), (560, 3400248), (640, 2975217), (672, 2833540), (840, 2266832), (896, 2125155), (960, 1983478), (1120, 1700124), (1344, 1416770), (1680, 1133416), (1920, 991739), (2240, 850062), (2688, 708385), (3360, 566708), (4480, 425031), (6720, 283354), (13440, 141677)]