78636768

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{229}}^1$

素因数の和:329

約数の個数: 144

約数和(自身を含む): 244475280

約数和(自身を除く): 165838512

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 73, 84, 96, 98, 112, 146, 147, 168, 196, 219, 224, 229, 292, 294, 336, 392, 438, 458, 511, 584, 588, 672, 687, 784, 876, 916, 1022, 1168, 1176, 1374, 1533, 1568, 1603, 1752, 1832, 2044, 2336, 2352, 2748, 3066, 3206, 3504, 3577, 3664, 4088, 4704, 4809, 5496, 6132, 6412, 7008, 7154, 7328, 8176, 9618, 10731, 10992, 11221, 12264, 12824, 14308, 16352, 16717, 19236, 21462, 21984, 22442, 24528, 25648, 28616, 33434, 33663, 38472, 42924, 44884, 49056, 50151, 51296, 57232, 66868, 67326, 76944, 85848, 89768, 100302, 114464, 117019, 133736, 134652, 153888, 171696, 179536, 200604, 234038, 267472, 269304, 343392, 351057, 359072, 401208, 468076, 534944, 538608, 702114, 802416, 819133, 936152, 1077216, 1404228, 1604832, 1638266, 1872304, 2457399, 2808456, 3276532, 3744608, 4914798, 5616912, 6553064, 9829596, 11233824, 13106128, 19659192, 26212256, 39318384, 78636768]

約数ペア:

[(1, 78636768), (2, 39318384), (3, 26212256), (4, 19659192), (6, 13106128), (7, 11233824), (8, 9829596), (12, 6553064), (14, 5616912), (16, 4914798), (21, 3744608), (24, 3276532), (28, 2808456), (32, 2457399), (42, 1872304), (48, 1638266), (49, 1604832), (56, 1404228), (73, 1077216), (84, 936152), (96, 819133), (98, 802416), (112, 702114), (146, 538608), (147, 534944), (168, 468076), (196, 401208), (219, 359072), (224, 351057), (229, 343392), (292, 269304), (294, 267472), (336, 234038), (392, 200604), (438, 179536), (458, 171696), (511, 153888), (584, 134652), (588, 133736), (672, 117019), (687, 114464), (784, 100302), (876, 89768), (916, 85848), (1022, 76944), (1168, 67326), (1176, 66868), (1374, 57232), (1533, 51296), (1568, 50151), (1603, 49056), (1752, 44884), (1832, 42924), (2044, 38472), (2336, 33663), (2352, 33434), (2748, 28616), (3066, 25648), (3206, 24528), (3504, 22442), (3577, 21984), (3664, 21462), (4088, 19236), (4704, 16717), (4809, 16352), (5496, 14308), (6132, 12824), (6412, 12264), (7008, 11221), (7154, 10992), (7328, 10731), (8176, 9618)]