221371128

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{313}}^1$

素因数の和:402

約数の個数: 192

約数和(自身を含む): 705369600

約数和(自身を除く): 483998472

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 19, 22, 24, 33, 36, 38, 44, 47, 57, 66, 72, 76, 88, 94, 99, 114, 132, 141, 152, 171, 188, 198, 209, 228, 264, 282, 313, 342, 376, 396, 418, 423, 456, 517, 564, 626, 627, 684, 792, 836, 846, 893, 939, 1034, 1128, 1252, 1254, 1368, 1551, 1672, 1692, 1786, 1878, 1881, 2068, 2504, 2508, 2679, 2817, 3102, 3384, 3443, 3572, 3756, 3762, 4136, 4653, 5016, 5358, 5634, 5947, 6204, 6886, 7144, 7512, 7524, 8037, 9306, 9823, 10329, 10716, 11268, 11894, 12408, 13772, 14711, 15048, 16074, 17841, 18612, 19646, 20658, 21432, 22536, 23788, 27544, 29422, 29469, 30987, 32148, 35682, 37224, 39292, 41316, 44133, 47576, 53523, 58844, 58938, 61974, 64296, 65417, 71364, 78584, 82632, 88266, 88407, 107046, 117688, 117876, 123948, 130834, 132399, 142728, 161821, 176532, 176814, 196251, 214092, 235752, 247896, 261668, 264798, 279509, 323642, 353064, 353628, 392502, 428184, 485463, 523336, 529596, 559018, 588753, 647284, 707256, 785004, 838527, 970926, 1059192, 1118036, 1177506, 1294568, 1456389, 1570008, 1677054, 1941852, 2236072, 2355012, 2515581, 2912778, 3074599, 3354108, 3883704, 4710024, 5031162, 5825556, 6149198, 6708216, 9223797, 10062324, 11651112, 12298396, 18447594, 20124648, 24596792, 27671391, 36895188, 55342782, 73790376, 110685564, 221371128]

約数ペア:

[(1, 221371128), (2, 110685564), (3, 73790376), (4, 55342782), (6, 36895188), (8, 27671391), (9, 24596792), (11, 20124648), (12, 18447594), (18, 12298396), (19, 11651112), (22, 10062324), (24, 9223797), (33, 6708216), (36, 6149198), (38, 5825556), (44, 5031162), (47, 4710024), (57, 3883704), (66, 3354108), (72, 3074599), (76, 2912778), (88, 2515581), (94, 2355012), (99, 2236072), (114, 1941852), (132, 1677054), (141, 1570008), (152, 1456389), (171, 1294568), (188, 1177506), (198, 1118036), (209, 1059192), (228, 970926), (264, 838527), (282, 785004), (313, 707256), (342, 647284), (376, 588753), (396, 559018), (418, 529596), (423, 523336), (456, 485463), (517, 428184), (564, 392502), (626, 353628), (627, 353064), (684, 323642), (792, 279509), (836, 264798), (846, 261668), (893, 247896), (939, 235752), (1034, 214092), (1128, 196251), (1252, 176814), (1254, 176532), (1368, 161821), (1551, 142728), (1672, 132399), (1692, 130834), (1786, 123948), (1878, 117876), (1881, 117688), (2068, 107046), (2504, 88407), (2508, 88266), (2679, 82632), (2817, 78584), (3102, 71364), (3384, 65417), (3443, 64296), (3572, 61974), (3756, 58938), (3762, 58844), (4136, 53523), (4653, 47576), (5016, 44133), (5358, 41316), (5634, 39292), (5947, 37224), (6204, 35682), (6886, 32148), (7144, 30987), (7512, 29469), (7524, 29422), (8037, 27544), (9306, 23788), (9823, 22536), (10329, 21432), (10716, 20658), (11268, 19646), (11894, 18612), (12408, 17841), (13772, 16074), (14711, 15048)]