28281330

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{53}}^1$

素因数の和:102

約数の個数: 216

約数和(自身を含む): 95793516

約数和(自身を除く): 67512186

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 21, 22, 30, 33, 35, 42, 45, 49, 53, 55, 63, 66, 70, 77, 90, 98, 99, 105, 106, 110, 121, 126, 147, 154, 159, 165, 198, 210, 231, 242, 245, 265, 294, 315, 318, 330, 363, 371, 385, 441, 462, 477, 490, 495, 530, 539, 583, 605, 630, 693, 726, 735, 742, 770, 795, 847, 882, 954, 990, 1078, 1089, 1113, 1155, 1166, 1210, 1386, 1470, 1590, 1617, 1694, 1749, 1815, 1855, 2178, 2205, 2226, 2310, 2385, 2541, 2597, 2695, 2915, 3234, 3339, 3465, 3498, 3630, 3710, 4081, 4235, 4410, 4770, 4851, 5082, 5194, 5247, 5390, 5445, 5565, 5830, 5929, 6413, 6678, 6930, 7623, 7791, 8085, 8162, 8470, 8745, 9702, 10494, 10890, 11130, 11858, 12243, 12705, 12826, 12985, 15246, 15582, 16170, 16695, 17490, 17787, 19239, 20405, 23373, 24255, 24486, 25410, 25970, 26235, 28567, 29645, 32065, 33390, 35574, 36729, 38115, 38478, 38955, 40810, 44891, 46746, 48510, 52470, 53361, 57134, 57717, 59290, 61215, 64130, 73458, 76230, 77910, 85701, 88935, 89782, 96195, 106722, 115434, 116865, 122430, 134673, 142835, 171402, 177870, 183645, 192390, 224455, 233730, 257103, 266805, 269346, 285670, 288585, 314237, 367290, 404019, 428505, 448910, 514206, 533610, 577170, 628474, 673365, 808038, 857010, 942711, 1285515, 1346730, 1571185, 1885422, 2020095, 2571030, 2828133, 3142370, 4040190, 4713555, 5656266, 9427110, 14140665, 28281330]

約数ペア:

[(1, 28281330), (2, 14140665), (3, 9427110), (5, 5656266), (6, 4713555), (7, 4040190), (9, 3142370), (10, 2828133), (11, 2571030), (14, 2020095), (15, 1885422), (18, 1571185), (21, 1346730), (22, 1285515), (30, 942711), (33, 857010), (35, 808038), (42, 673365), (45, 628474), (49, 577170), (53, 533610), (55, 514206), (63, 448910), (66, 428505), (70, 404019), (77, 367290), (90, 314237), (98, 288585), (99, 285670), (105, 269346), (106, 266805), (110, 257103), (121, 233730), (126, 224455), (147, 192390), (154, 183645), (159, 177870), (165, 171402), (198, 142835), (210, 134673), (231, 122430), (242, 116865), (245, 115434), (265, 106722), (294, 96195), (315, 89782), (318, 88935), (330, 85701), (363, 77910), (371, 76230), (385, 73458), (441, 64130), (462, 61215), (477, 59290), (490, 57717), (495, 57134), (530, 53361), (539, 52470), (583, 48510), (605, 46746), (630, 44891), (693, 40810), (726, 38955), (735, 38478), (742, 38115), (770, 36729), (795, 35574), (847, 33390), (882, 32065), (954, 29645), (990, 28567), (1078, 26235), (1089, 25970), (1113, 25410), (1155, 24486), (1166, 24255), (1210, 23373), (1386, 20405), (1470, 19239), (1590, 17787), (1617, 17490), (1694, 16695), (1749, 16170), (1815, 15582), (1855, 15246), (2178, 12985), (2205, 12826), (2226, 12705), (2310, 12243), (2385, 11858), (2541, 11130), (2597, 10890), (2695, 10494), (2915, 9702), (3234, 8745), (3339, 8470), (3465, 8162), (3498, 8085), (3630, 7791), (3710, 7623), (4081, 6930), (4235, 6678), (4410, 6413), (4770, 5929), (4851, 5830), (5082, 5565), (5194, 5445), (5247, 5390)]