388538752

素因数分解:

$2^7\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{787}}^1$

素因数の和:856

約数の個数: 128

約数和(自身を含む): 964512000

約数和(自身を除く): 575973248

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 29, 32, 38, 56, 58, 64, 76, 112, 116, 128, 133, 152, 203, 224, 232, 266, 304, 406, 448, 464, 532, 551, 608, 787, 812, 896, 928, 1064, 1102, 1216, 1574, 1624, 1856, 2128, 2204, 2432, 3148, 3248, 3712, 3857, 4256, 4408, 5509, 6296, 6496, 7714, 8512, 8816, 11018, 12592, 12992, 14953, 15428, 17024, 17632, 22036, 22823, 25184, 25984, 29906, 30856, 35264, 44072, 45646, 50368, 59812, 61712, 70528, 88144, 91292, 100736, 104671, 119624, 123424, 159761, 176288, 182584, 209342, 239248, 246848, 319522, 352576, 365168, 418684, 433637, 478496, 493696, 639044, 705152, 730336, 837368, 867274, 956992, 1278088, 1460672, 1674736, 1734548, 1913984, 2556176, 2921344, 3035459, 3349472, 3469096, 5112352, 6070918, 6698944, 6938192, 10224704, 12141836, 13397888, 13876384, 20449408, 24283672, 27752768, 48567344, 55505536, 97134688, 194269376, 388538752]

約数ペア:

[(1, 388538752), (2, 194269376), (4, 97134688), (7, 55505536), (8, 48567344), (14, 27752768), (16, 24283672), (19, 20449408), (28, 13876384), (29, 13397888), (32, 12141836), (38, 10224704), (56, 6938192), (58, 6698944), (64, 6070918), (76, 5112352), (112, 3469096), (116, 3349472), (128, 3035459), (133, 2921344), (152, 2556176), (203, 1913984), (224, 1734548), (232, 1674736), (266, 1460672), (304, 1278088), (406, 956992), (448, 867274), (464, 837368), (532, 730336), (551, 705152), (608, 639044), (787, 493696), (812, 478496), (896, 433637), (928, 418684), (1064, 365168), (1102, 352576), (1216, 319522), (1574, 246848), (1624, 239248), (1856, 209342), (2128, 182584), (2204, 176288), (2432, 159761), (3148, 123424), (3248, 119624), (3712, 104671), (3857, 100736), (4256, 91292), (4408, 88144), (5509, 70528), (6296, 61712), (6496, 59812), (7714, 50368), (8512, 45646), (8816, 44072), (11018, 35264), (12592, 30856), (12992, 29906), (14953, 25984), (15428, 25184), (17024, 22823), (17632, 22036)]