1640579430

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{1873}}^1$

素因数の和:2030

約数の個数: 128

約数和(自身を含む): 4654476288

約数和(自身を除く): 3013896858

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 43, 70, 86, 97, 105, 129, 194, 210, 215, 258, 291, 301, 430, 485, 582, 602, 645, 679, 903, 970, 1290, 1358, 1455, 1505, 1806, 1873, 2037, 2910, 3010, 3395, 3746, 4074, 4171, 4515, 5619, 6790, 8342, 9030, 9365, 10185, 11238, 12513, 13111, 18730, 20370, 20855, 25026, 26222, 28095, 29197, 39333, 41710, 56190, 58394, 62565, 65555, 78666, 80539, 87591, 125130, 131110, 145985, 161078, 175182, 181681, 196665, 241617, 291970, 363362, 393330, 402695, 437955, 483234, 545043, 563773, 805390, 875910, 908405, 1090086, 1127546, 1208085, 1271767, 1691319, 1816810, 2416170, 2543534, 2725215, 2818865, 3382638, 3815301, 5450430, 5637730, 6358835, 7630602, 7812283, 8456595, 12717670, 15624566, 16913190, 19076505, 23436849, 38153010, 39061415, 46873698, 54685981, 78122830, 109371962, 117184245, 164057943, 234368490, 273429905, 328115886, 546859810, 820289715, 1640579430]

約数ペア:

[(1, 1640579430), (2, 820289715), (3, 546859810), (5, 328115886), (6, 273429905), (7, 234368490), (10, 164057943), (14, 117184245), (15, 109371962), (21, 78122830), (30, 54685981), (35, 46873698), (42, 39061415), (43, 38153010), (70, 23436849), (86, 19076505), (97, 16913190), (105, 15624566), (129, 12717670), (194, 8456595), (210, 7812283), (215, 7630602), (258, 6358835), (291, 5637730), (301, 5450430), (430, 3815301), (485, 3382638), (582, 2818865), (602, 2725215), (645, 2543534), (679, 2416170), (903, 1816810), (970, 1691319), (1290, 1271767), (1358, 1208085), (1455, 1127546), (1505, 1090086), (1806, 908405), (1873, 875910), (2037, 805390), (2910, 563773), (3010, 545043), (3395, 483234), (3746, 437955), (4074, 402695), (4171, 393330), (4515, 363362), (5619, 291970), (6790, 241617), (8342, 196665), (9030, 181681), (9365, 175182), (10185, 161078), (11238, 145985), (12513, 131110), (13111, 125130), (18730, 87591), (20370, 80539), (20855, 78666), (25026, 65555), (26222, 62565), (28095, 58394), (29197, 56190), (39333, 41710)]