82578720

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{3511}}^1$

素因数の和:3543

約数の個数: 144

約数和(自身を含む): 302678208

約数和(自身を除く): 220099488

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, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1470, 1568, 1680, 1960, 2352, 2940, 3360, 3511, 3920, 4704, 5880, 7022, 7840, 10533, 11760, 14044, 17555, 21066, 23520, 24577, 28088, 35110, 42132, 49154, 52665, 56176, 70220, 73731, 84264, 98308, 105330, 112352, 122885, 140440, 147462, 168528, 172039, 196616, 210660, 245770, 280880, 294924, 337056, 344078, 368655, 393232, 421320, 491540, 516117, 561760, 589848, 688156, 737310, 786464, 842640, 860195, 983080, 1032234, 1179696, 1376312, 1474620, 1685280, 1720390, 1966160, 2064468, 2359392, 2580585, 2752624, 2949240, 3440780, 3932320, 4128936, 5161170, 5505248, 5898480, 6881560, 8257872, 10322340, 11796960, 13763120, 16515744, 20644680, 27526240, 41289360, 82578720]

約数ペア:

[(1, 82578720), (2, 41289360), (3, 27526240), (4, 20644680), (5, 16515744), (6, 13763120), (7, 11796960), (8, 10322340), (10, 8257872), (12, 6881560), (14, 5898480), (15, 5505248), (16, 5161170), (20, 4128936), (21, 3932320), (24, 3440780), (28, 2949240), (30, 2752624), (32, 2580585), (35, 2359392), (40, 2064468), (42, 1966160), (48, 1720390), (49, 1685280), (56, 1474620), (60, 1376312), (70, 1179696), (80, 1032234), (84, 983080), (96, 860195), (98, 842640), (105, 786464), (112, 737310), (120, 688156), (140, 589848), (147, 561760), (160, 516117), (168, 491540), (196, 421320), (210, 393232), (224, 368655), (240, 344078), (245, 337056), (280, 294924), (294, 280880), (336, 245770), (392, 210660), (420, 196616), (480, 172039), (490, 168528), (560, 147462), (588, 140440), (672, 122885), (735, 112352), (784, 105330), (840, 98308), (980, 84264), (1120, 73731), (1176, 70220), (1470, 56176), (1568, 52665), (1680, 49154), (1960, 42132), (2352, 35110), (2940, 28088), (3360, 24577), (3511, 23520), (3920, 21066), (4704, 17555), (5880, 14044), (7022, 11760), (7840, 10533)]