221402412

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:229

約数の個数: 216

約数和(自身を含む): 721532448

約数和(自身を除く): 500130036

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 53, 63, 66, 77, 84, 99, 106, 121, 126, 132, 137, 154, 159, 198, 212, 231, 242, 252, 274, 308, 318, 363, 371, 396, 411, 462, 477, 484, 548, 583, 636, 693, 726, 742, 822, 847, 924, 954, 959, 1089, 1113, 1166, 1233, 1386, 1452, 1484, 1507, 1644, 1694, 1749, 1908, 1918, 2178, 2226, 2332, 2466, 2541, 2772, 2877, 3014, 3339, 3388, 3498, 3836, 4081, 4356, 4452, 4521, 4932, 5082, 5247, 5754, 6028, 6413, 6678, 6996, 7261, 7623, 8162, 8631, 9042, 10164, 10494, 10549, 11508, 12243, 12826, 13356, 13563, 14522, 15246, 16324, 16577, 17262, 18084, 19239, 20988, 21098, 21783, 24486, 25652, 27126, 29044, 30492, 31647, 33154, 34524, 36729, 38478, 42196, 43566, 44891, 48972, 49731, 50827, 54252, 57717, 63294, 65349, 66308, 73458, 76956, 79871, 87132, 89782, 94941, 99462, 101654, 115434, 116039, 126588, 130698, 134673, 146916, 149193, 152481, 159742, 179564, 189882, 198924, 203308, 230868, 232078, 239613, 261396, 269346, 298386, 304962, 319484, 348117, 379764, 404019, 457443, 464156, 479226, 538692, 559097, 596772, 609924, 696234, 718839, 808038, 878581, 914886, 958452, 1044351, 1118194, 1392468, 1437678, 1616076, 1677291, 1757162, 1829772, 2088702, 2236388, 2635743, 2875356, 3354582, 3514324, 4177404, 5031873, 5271486, 6150067, 6709164, 7907229, 10063746, 10542972, 12300134, 15814458, 18450201, 20127492, 24600268, 31628916, 36900402, 55350603, 73800804, 110701206, 221402412]

約数ペア:

[(1, 221402412), (2, 110701206), (3, 73800804), (4, 55350603), (6, 36900402), (7, 31628916), (9, 24600268), (11, 20127492), (12, 18450201), (14, 15814458), (18, 12300134), (21, 10542972), (22, 10063746), (28, 7907229), (33, 6709164), (36, 6150067), (42, 5271486), (44, 5031873), (53, 4177404), (63, 3514324), (66, 3354582), (77, 2875356), (84, 2635743), (99, 2236388), (106, 2088702), (121, 1829772), (126, 1757162), (132, 1677291), (137, 1616076), (154, 1437678), (159, 1392468), (198, 1118194), (212, 1044351), (231, 958452), (242, 914886), (252, 878581), (274, 808038), (308, 718839), (318, 696234), (363, 609924), (371, 596772), (396, 559097), (411, 538692), (462, 479226), (477, 464156), (484, 457443), (548, 404019), (583, 379764), (636, 348117), (693, 319484), (726, 304962), (742, 298386), (822, 269346), (847, 261396), (924, 239613), (954, 232078), (959, 230868), (1089, 203308), (1113, 198924), (1166, 189882), (1233, 179564), (1386, 159742), (1452, 152481), (1484, 149193), (1507, 146916), (1644, 134673), (1694, 130698), (1749, 126588), (1908, 116039), (1918, 115434), (2178, 101654), (2226, 99462), (2332, 94941), (2466, 89782), (2541, 87132), (2772, 79871), (2877, 76956), (3014, 73458), (3339, 66308), (3388, 65349), (3498, 63294), (3836, 57717), (4081, 54252), (4356, 50827), (4452, 49731), (4521, 48972), (4932, 44891), (5082, 43566), (5247, 42196), (5754, 38478), (6028, 36729), (6413, 34524), (6678, 33154), (6996, 31647), (7261, 30492), (7623, 29044), (8162, 27126), (8631, 25652), (9042, 24486), (10164, 21783), (10494, 21098), (10549, 20988), (11508, 19239), (12243, 18084), (12826, 17262), (13356, 16577), (13563, 16324), (14522, 15246)]