983475220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{197}}^1\times {\mathrm{211}}^1$

素因数の和:450

約数の個数: 144

約数和(自身を含む): 2581020288

約数和(自身を除く): 1597545068

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 169, 182, 197, 211, 260, 338, 364, 394, 422, 455, 676, 788, 844, 845, 910, 985, 1055, 1183, 1379, 1477, 1690, 1820, 1970, 2110, 2366, 2561, 2743, 2758, 2954, 3380, 3940, 4220, 4732, 5122, 5486, 5516, 5908, 5915, 6895, 7385, 10244, 10972, 11830, 12805, 13715, 13790, 14770, 17927, 19201, 23660, 25610, 27430, 27580, 29540, 33293, 35659, 35854, 38402, 41567, 51220, 54860, 66586, 71318, 71708, 76804, 83134, 89635, 96005, 133172, 142636, 166268, 166465, 178295, 179270, 192010, 207835, 233051, 249613, 290969, 332930, 356590, 358540, 384020, 415670, 466102, 499226, 540371, 581938, 665860, 713180, 831340, 932204, 998452, 1080742, 1163876, 1165255, 1248065, 1454845, 2161484, 2330510, 2496130, 2701855, 2909690, 3782597, 4661020, 4992260, 5403710, 5819380, 7024823, 7565194, 10807420, 14049646, 15130388, 18912985, 28099292, 35124115, 37825970, 49173761, 70248230, 75651940, 98347522, 140496460, 196695044, 245868805, 491737610, 983475220]

約数ペア:

[(1, 983475220), (2, 491737610), (4, 245868805), (5, 196695044), (7, 140496460), (10, 98347522), (13, 75651940), (14, 70248230), (20, 49173761), (26, 37825970), (28, 35124115), (35, 28099292), (52, 18912985), (65, 15130388), (70, 14049646), (91, 10807420), (130, 7565194), (140, 7024823), (169, 5819380), (182, 5403710), (197, 4992260), (211, 4661020), (260, 3782597), (338, 2909690), (364, 2701855), (394, 2496130), (422, 2330510), (455, 2161484), (676, 1454845), (788, 1248065), (844, 1165255), (845, 1163876), (910, 1080742), (985, 998452), (1055, 932204), (1183, 831340), (1379, 713180), (1477, 665860), (1690, 581938), (1820, 540371), (1970, 499226), (2110, 466102), (2366, 415670), (2561, 384020), (2743, 358540), (2758, 356590), (2954, 332930), (3380, 290969), (3940, 249613), (4220, 233051), (4732, 207835), (5122, 192010), (5486, 179270), (5516, 178295), (5908, 166465), (5915, 166268), (6895, 142636), (7385, 133172), (10244, 96005), (10972, 89635), (11830, 83134), (12805, 76804), (13715, 71708), (13790, 71318), (14770, 66586), (17927, 54860), (19201, 51220), (23660, 41567), (25610, 38402), (27430, 35854), (27580, 35659), (29540, 33293)]