202909980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{5309}}^1$

素因数の和:5348

約数の個数: 144

約数和(自身を含む): 711879840

約数和(自身を除く): 508969860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 182, 195, 196, 210, 245, 260, 273, 294, 364, 390, 420, 455, 490, 546, 588, 637, 735, 780, 910, 980, 1092, 1274, 1365, 1470, 1820, 1911, 2548, 2730, 2940, 3185, 3822, 5309, 5460, 6370, 7644, 9555, 10618, 12740, 15927, 19110, 21236, 26545, 31854, 37163, 38220, 53090, 63708, 69017, 74326, 79635, 106180, 111489, 138034, 148652, 159270, 185815, 207051, 222978, 260141, 276068, 318540, 345085, 371630, 414102, 445956, 483119, 520282, 557445, 690170, 743260, 780423, 828204, 966238, 1035255, 1040564, 1114890, 1300705, 1380340, 1449357, 1560846, 1932476, 2070510, 2229780, 2415595, 2601410, 2898714, 3121692, 3381833, 3902115, 4141020, 4831190, 5202820, 5797428, 6763666, 7246785, 7804230, 9662380, 10145499, 13527332, 14493570, 15608460, 16909165, 20290998, 28987140, 33818330, 40581996, 50727495, 67636660, 101454990, 202909980]

約数ペア:

[(1, 202909980), (2, 101454990), (3, 67636660), (4, 50727495), (5, 40581996), (6, 33818330), (7, 28987140), (10, 20290998), (12, 16909165), (13, 15608460), (14, 14493570), (15, 13527332), (20, 10145499), (21, 9662380), (26, 7804230), (28, 7246785), (30, 6763666), (35, 5797428), (39, 5202820), (42, 4831190), (49, 4141020), (52, 3902115), (60, 3381833), (65, 3121692), (70, 2898714), (78, 2601410), (84, 2415595), (91, 2229780), (98, 2070510), (105, 1932476), (130, 1560846), (140, 1449357), (147, 1380340), (156, 1300705), (182, 1114890), (195, 1040564), (196, 1035255), (210, 966238), (245, 828204), (260, 780423), (273, 743260), (294, 690170), (364, 557445), (390, 520282), (420, 483119), (455, 445956), (490, 414102), (546, 371630), (588, 345085), (637, 318540), (735, 276068), (780, 260141), (910, 222978), (980, 207051), (1092, 185815), (1274, 159270), (1365, 148652), (1470, 138034), (1820, 111489), (1911, 106180), (2548, 79635), (2730, 74326), (2940, 69017), (3185, 63708), (3822, 53090), (5309, 38220), (5460, 37163), (6370, 31854), (7644, 26545), (9555, 21236), (10618, 19110), (12740, 15927)]