247974272

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{349}}^1$

素因数の和:444

約数の個数: 128

約数和(自身を含む): 619752000

約数和(自身を除く): 371777728

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 61, 64, 91, 104, 112, 122, 128, 182, 208, 224, 244, 349, 364, 416, 427, 448, 488, 698, 728, 793, 832, 854, 896, 976, 1396, 1456, 1586, 1664, 1708, 1952, 2443, 2792, 2912, 3172, 3416, 3904, 4537, 4886, 5551, 5584, 5824, 6344, 6832, 7808, 9074, 9772, 11102, 11168, 11648, 12688, 13664, 18148, 19544, 21289, 22204, 22336, 25376, 27328, 31759, 36296, 39088, 42578, 44408, 44672, 50752, 54656, 63518, 72592, 78176, 85156, 88816, 101504, 127036, 145184, 149023, 156352, 170312, 177632, 254072, 276757, 290368, 298046, 312704, 340624, 355264, 508144, 553514, 580736, 596092, 681248, 710528, 1016288, 1107028, 1192184, 1362496, 1937299, 2032576, 2214056, 2384368, 2724992, 3874598, 4065152, 4428112, 4768736, 7749196, 8856224, 9537472, 15498392, 17712448, 19074944, 30996784, 35424896, 61993568, 123987136, 247974272]

約数ペア:

[(1, 247974272), (2, 123987136), (4, 61993568), (7, 35424896), (8, 30996784), (13, 19074944), (14, 17712448), (16, 15498392), (26, 9537472), (28, 8856224), (32, 7749196), (52, 4768736), (56, 4428112), (61, 4065152), (64, 3874598), (91, 2724992), (104, 2384368), (112, 2214056), (122, 2032576), (128, 1937299), (182, 1362496), (208, 1192184), (224, 1107028), (244, 1016288), (349, 710528), (364, 681248), (416, 596092), (427, 580736), (448, 553514), (488, 508144), (698, 355264), (728, 340624), (793, 312704), (832, 298046), (854, 290368), (896, 276757), (976, 254072), (1396, 177632), (1456, 170312), (1586, 156352), (1664, 149023), (1708, 145184), (1952, 127036), (2443, 101504), (2792, 88816), (2912, 85156), (3172, 78176), (3416, 72592), (3904, 63518), (4537, 54656), (4886, 50752), (5551, 44672), (5584, 44408), (5824, 42578), (6344, 39088), (6832, 36296), (7808, 31759), (9074, 27328), (9772, 25376), (11102, 22336), (11168, 22204), (11648, 21289), (12688, 19544), (13664, 18148)]