2190300

素因数分解:

$2^2\times 3^1\times 5^2\times 7^2\times {\mathrm{149}}^1$

素因数の和:180

約数の個数: 108

約数和(自身を含む): 7421400

約数和(自身を除く): 5231100

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 49, 50, 60, 70, 75, 84, 98, 100, 105, 140, 147, 149, 150, 175, 196, 210, 245, 294, 298, 300, 350, 420, 447, 490, 525, 588, 596, 700, 735, 745, 894, 980, 1043, 1050, 1225, 1470, 1490, 1788, 2086, 2100, 2235, 2450, 2940, 2980, 3129, 3675, 3725, 4172, 4470, 4900, 5215, 6258, 7301, 7350, 7450, 8940, 10430, 11175, 12516, 14602, 14700, 14900, 15645, 20860, 21903, 22350, 26075, 29204, 31290, 36505, 43806, 44700, 52150, 62580, 73010, 78225, 87612, 104300, 109515, 146020, 156450, 182525, 219030, 312900, 365050, 438060, 547575, 730100, 1095150, 2190300]

約数ペア:

[(1, 2190300), (2, 1095150), (3, 730100), (4, 547575), (5, 438060), (6, 365050), (7, 312900), (10, 219030), (12, 182525), (14, 156450), (15, 146020), (20, 109515), (21, 104300), (25, 87612), (28, 78225), (30, 73010), (35, 62580), (42, 52150), (49, 44700), (50, 43806), (60, 36505), (70, 31290), (75, 29204), (84, 26075), (98, 22350), (100, 21903), (105, 20860), (140, 15645), (147, 14900), (149, 14700), (150, 14602), (175, 12516), (196, 11175), (210, 10430), (245, 8940), (294, 7450), (298, 7350), (300, 7301), (350, 6258), (420, 5215), (447, 4900), (490, 4470), (525, 4172), (588, 3725), (596, 3675), (700, 3129), (735, 2980), (745, 2940), (894, 2450), (980, 2235), (1043, 2100), (1050, 2086), (1225, 1788), (1470, 1490)]