12453420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:367

約数の個数: 96

約数和(自身を含む): 40320000

約数和(自身を除く): 27866580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 149, 199, 210, 298, 398, 420, 447, 596, 597, 745, 796, 894, 995, 1043, 1194, 1393, 1490, 1788, 1990, 2086, 2235, 2388, 2786, 2980, 2985, 3129, 3980, 4172, 4179, 4470, 5215, 5572, 5970, 6258, 6965, 8358, 8940, 10430, 11940, 12516, 13930, 15645, 16716, 20860, 20895, 27860, 29651, 31290, 41790, 59302, 62580, 83580, 88953, 118604, 148255, 177906, 207557, 296510, 355812, 415114, 444765, 593020, 622671, 830228, 889530, 1037785, 1245342, 1779060, 2075570, 2490684, 3113355, 4151140, 6226710, 12453420]

約数ペア:

[(1, 12453420), (2, 6226710), (3, 4151140), (4, 3113355), (5, 2490684), (6, 2075570), (7, 1779060), (10, 1245342), (12, 1037785), (14, 889530), (15, 830228), (20, 622671), (21, 593020), (28, 444765), (30, 415114), (35, 355812), (42, 296510), (60, 207557), (70, 177906), (84, 148255), (105, 118604), (140, 88953), (149, 83580), (199, 62580), (210, 59302), (298, 41790), (398, 31290), (420, 29651), (447, 27860), (596, 20895), (597, 20860), (745, 16716), (796, 15645), (894, 13930), (995, 12516), (1043, 11940), (1194, 10430), (1393, 8940), (1490, 8358), (1788, 6965), (1990, 6258), (2086, 5970), (2235, 5572), (2388, 5215), (2786, 4470), (2980, 4179), (2985, 4172), (3129, 3980)]