7404390

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:123

約数の個数: 144

約数和(自身を含む): 23688288

約数和(自身を除く): 16283898

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 23, 30, 35, 42, 45, 46, 49, 63, 69, 70, 73, 90, 98, 105, 115, 126, 138, 146, 147, 161, 207, 210, 219, 230, 245, 294, 315, 322, 345, 365, 414, 438, 441, 483, 490, 511, 630, 657, 690, 730, 735, 805, 882, 966, 1022, 1035, 1095, 1127, 1314, 1449, 1470, 1533, 1610, 1679, 2070, 2190, 2205, 2254, 2415, 2555, 2898, 3066, 3285, 3358, 3381, 3577, 4410, 4599, 4830, 5037, 5110, 5635, 6570, 6762, 7154, 7245, 7665, 8395, 9198, 10074, 10143, 10731, 11270, 11753, 14490, 15111, 15330, 16790, 16905, 17885, 20286, 21462, 22995, 23506, 25185, 30222, 32193, 33810, 35259, 35770, 45990, 50370, 50715, 53655, 58765, 64386, 70518, 75555, 82271, 101430, 105777, 107310, 117530, 151110, 160965, 164542, 176295, 211554, 246813, 321930, 352590, 411355, 493626, 528885, 740439, 822710, 1057770, 1234065, 1480878, 2468130, 3702195, 7404390]

約数ペア:

[(1, 7404390), (2, 3702195), (3, 2468130), (5, 1480878), (6, 1234065), (7, 1057770), (9, 822710), (10, 740439), (14, 528885), (15, 493626), (18, 411355), (21, 352590), (23, 321930), (30, 246813), (35, 211554), (42, 176295), (45, 164542), (46, 160965), (49, 151110), (63, 117530), (69, 107310), (70, 105777), (73, 101430), (90, 82271), (98, 75555), (105, 70518), (115, 64386), (126, 58765), (138, 53655), (146, 50715), (147, 50370), (161, 45990), (207, 35770), (210, 35259), (219, 33810), (230, 32193), (245, 30222), (294, 25185), (315, 23506), (322, 22995), (345, 21462), (365, 20286), (414, 17885), (438, 16905), (441, 16790), (483, 15330), (490, 15111), (511, 14490), (630, 11753), (657, 11270), (690, 10731), (730, 10143), (735, 10074), (805, 9198), (882, 8395), (966, 7665), (1022, 7245), (1035, 7154), (1095, 6762), (1127, 6570), (1314, 5635), (1449, 5110), (1470, 5037), (1533, 4830), (1610, 4599), (1679, 4410), (2070, 3577), (2190, 3381), (2205, 3358), (2254, 3285), (2415, 3066), (2555, 2898)]