264804904

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:243

約数の個数: 128

約数和(自身を含む): 637459200

約数和(自身を除く): 372654296

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 61, 67, 89, 91, 104, 122, 134, 178, 182, 244, 268, 356, 364, 427, 469, 488, 536, 623, 712, 728, 793, 854, 871, 938, 1157, 1246, 1586, 1708, 1742, 1876, 2314, 2492, 3172, 3416, 3484, 3752, 4087, 4628, 4984, 5429, 5551, 5963, 6097, 6344, 6968, 8099, 8174, 9256, 10858, 11102, 11926, 12194, 16198, 16348, 21716, 22204, 23852, 24388, 28609, 32396, 32696, 38003, 41741, 43432, 44408, 47704, 48776, 53131, 57218, 64792, 70577, 76006, 77519, 83482, 106262, 114436, 141154, 152012, 155038, 166964, 212524, 228872, 282308, 304024, 310076, 333928, 363743, 371917, 425048, 494039, 542633, 564616, 620152, 727486, 743834, 988078, 1085266, 1454972, 1487668, 1976156, 2170532, 2546201, 2909944, 2975336, 3952312, 4341064, 4728659, 5092402, 9457318, 10184804, 18914636, 20369608, 33100613, 37829272, 66201226, 132402452, 264804904]

約数ペア:

[(1, 264804904), (2, 132402452), (4, 66201226), (7, 37829272), (8, 33100613), (13, 20369608), (14, 18914636), (26, 10184804), (28, 9457318), (52, 5092402), (56, 4728659), (61, 4341064), (67, 3952312), (89, 2975336), (91, 2909944), (104, 2546201), (122, 2170532), (134, 1976156), (178, 1487668), (182, 1454972), (244, 1085266), (268, 988078), (356, 743834), (364, 727486), (427, 620152), (469, 564616), (488, 542633), (536, 494039), (623, 425048), (712, 371917), (728, 363743), (793, 333928), (854, 310076), (871, 304024), (938, 282308), (1157, 228872), (1246, 212524), (1586, 166964), (1708, 155038), (1742, 152012), (1876, 141154), (2314, 114436), (2492, 106262), (3172, 83482), (3416, 77519), (3484, 76006), (3752, 70577), (4087, 64792), (4628, 57218), (4984, 53131), (5429, 48776), (5551, 47704), (5963, 44408), (6097, 43432), (6344, 41741), (6968, 38003), (8099, 32696), (8174, 32396), (9256, 28609), (10858, 24388), (11102, 23852), (11926, 22204), (12194, 21716), (16198, 16348)]