30996784

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{349}}^1$

素因数の和:438

約数の個数: 80

約数和(自身を含む): 75342400

約数和(自身を除く): 44345616

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 61, 91, 104, 112, 122, 182, 208, 244, 349, 364, 427, 488, 698, 728, 793, 854, 976, 1396, 1456, 1586, 1708, 2443, 2792, 3172, 3416, 4537, 4886, 5551, 5584, 6344, 6832, 9074, 9772, 11102, 12688, 18148, 19544, 21289, 22204, 31759, 36296, 39088, 42578, 44408, 63518, 72592, 85156, 88816, 127036, 149023, 170312, 254072, 276757, 298046, 340624, 508144, 553514, 596092, 1107028, 1192184, 1937299, 2214056, 2384368, 3874598, 4428112, 7749196, 15498392, 30996784]

約数ペア:

[(1, 30996784), (2, 15498392), (4, 7749196), (7, 4428112), (8, 3874598), (13, 2384368), (14, 2214056), (16, 1937299), (26, 1192184), (28, 1107028), (52, 596092), (56, 553514), (61, 508144), (91, 340624), (104, 298046), (112, 276757), (122, 254072), (182, 170312), (208, 149023), (244, 127036), (349, 88816), (364, 85156), (427, 72592), (488, 63518), (698, 44408), (728, 42578), (793, 39088), (854, 36296), (976, 31759), (1396, 22204), (1456, 21289), (1586, 19544), (1708, 18148), (2443, 12688), (2792, 11102), (3172, 9772), (3416, 9074), (4537, 6832), (4886, 6344), (5551, 5584)]