438765516

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{179}}^1$

素因数の和:404

約数の個数: 144

約数和(自身を含む): 1302013440

約数和(自身を除く): 863247924

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 71, 84, 126, 137, 142, 179, 213, 252, 274, 284, 358, 411, 426, 497, 537, 548, 639, 716, 822, 852, 959, 994, 1074, 1233, 1253, 1278, 1491, 1611, 1644, 1918, 1988, 2148, 2466, 2506, 2556, 2877, 2982, 3222, 3759, 3836, 4473, 4932, 5012, 5754, 5964, 6444, 7518, 8631, 8946, 9727, 11277, 11508, 12709, 15036, 17262, 17892, 19454, 22554, 24523, 25418, 29181, 34524, 38127, 38908, 45108, 49046, 50836, 58362, 68089, 73569, 76254, 87543, 88963, 98092, 114381, 116724, 136178, 147138, 152508, 171661, 175086, 177926, 204267, 220707, 228762, 266889, 272356, 294276, 343322, 350172, 355852, 408534, 441414, 457524, 514983, 533778, 612801, 686644, 800667, 817068, 882828, 1029966, 1067556, 1225602, 1544949, 1601334, 1741133, 2059932, 2451204, 3089898, 3202668, 3482266, 5223399, 6179796, 6964532, 10446798, 12187931, 15670197, 20893596, 24375862, 31340394, 36563793, 48751724, 62680788, 73127586, 109691379, 146255172, 219382758, 438765516]

約数ペア:

[(1, 438765516), (2, 219382758), (3, 146255172), (4, 109691379), (6, 73127586), (7, 62680788), (9, 48751724), (12, 36563793), (14, 31340394), (18, 24375862), (21, 20893596), (28, 15670197), (36, 12187931), (42, 10446798), (63, 6964532), (71, 6179796), (84, 5223399), (126, 3482266), (137, 3202668), (142, 3089898), (179, 2451204), (213, 2059932), (252, 1741133), (274, 1601334), (284, 1544949), (358, 1225602), (411, 1067556), (426, 1029966), (497, 882828), (537, 817068), (548, 800667), (639, 686644), (716, 612801), (822, 533778), (852, 514983), (959, 457524), (994, 441414), (1074, 408534), (1233, 355852), (1253, 350172), (1278, 343322), (1491, 294276), (1611, 272356), (1644, 266889), (1918, 228762), (1988, 220707), (2148, 204267), (2466, 177926), (2506, 175086), (2556, 171661), (2877, 152508), (2982, 147138), (3222, 136178), (3759, 116724), (3836, 114381), (4473, 98092), (4932, 88963), (5012, 87543), (5754, 76254), (5964, 73569), (6444, 68089), (7518, 58362), (8631, 50836), (8946, 49046), (9727, 45108), (11277, 38908), (11508, 38127), (12709, 34524), (15036, 29181), (17262, 25418), (17892, 24523), (19454, 22554)]