203000140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{359}}^1\times {\mathrm{577}}^1$

素因数の和:959

約数の個数: 72

約数和(自身を含む): 498143520

約数和(自身を除く): 295143380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 359, 490, 577, 718, 980, 1154, 1436, 1795, 2308, 2513, 2885, 3590, 4039, 5026, 5770, 7180, 8078, 10052, 11540, 12565, 16156, 17591, 20195, 25130, 28273, 35182, 40390, 50260, 56546, 70364, 80780, 87955, 113092, 141365, 175910, 207143, 282730, 351820, 414286, 565460, 828572, 1035715, 1450001, 2071430, 2900002, 4142860, 5800004, 7250005, 10150007, 14500010, 20300014, 29000020, 40600028, 50750035, 101500070, 203000140]

約数ペア:

[(1, 203000140), (2, 101500070), (4, 50750035), (5, 40600028), (7, 29000020), (10, 20300014), (14, 14500010), (20, 10150007), (28, 7250005), (35, 5800004), (49, 4142860), (70, 2900002), (98, 2071430), (140, 1450001), (196, 1035715), (245, 828572), (359, 565460), (490, 414286), (577, 351820), (718, 282730), (980, 207143), (1154, 175910), (1436, 141365), (1795, 113092), (2308, 87955), (2513, 80780), (2885, 70364), (3590, 56546), (4039, 50260), (5026, 40390), (5770, 35182), (7180, 28273), (8078, 25130), (10052, 20195), (11540, 17591), (12565, 16156)]