420210

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:72

約数の個数: 96

約数和(自身を含む): 1347840

約数和(自身を除く): 927630

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 23, 29, 30, 35, 42, 45, 46, 58, 63, 69, 70, 87, 90, 105, 115, 126, 138, 145, 161, 174, 203, 207, 210, 230, 261, 290, 315, 322, 345, 406, 414, 435, 483, 522, 609, 630, 667, 690, 805, 870, 966, 1015, 1035, 1218, 1305, 1334, 1449, 1610, 1827, 2001, 2030, 2070, 2415, 2610, 2898, 3045, 3335, 3654, 4002, 4669, 4830, 6003, 6090, 6670, 7245, 9135, 9338, 10005, 12006, 14007, 14490, 18270, 20010, 23345, 28014, 30015, 42021, 46690, 60030, 70035, 84042, 140070, 210105, 420210]

約数ペア:

[(1, 420210), (2, 210105), (3, 140070), (5, 84042), (6, 70035), (7, 60030), (9, 46690), (10, 42021), (14, 30015), (15, 28014), (18, 23345), (21, 20010), (23, 18270), (29, 14490), (30, 14007), (35, 12006), (42, 10005), (45, 9338), (46, 9135), (58, 7245), (63, 6670), (69, 6090), (70, 6003), (87, 4830), (90, 4669), (105, 4002), (115, 3654), (126, 3335), (138, 3045), (145, 2898), (161, 2610), (174, 2415), (203, 2070), (207, 2030), (210, 2001), (230, 1827), (261, 1610), (290, 1449), (315, 1334), (322, 1305), (345, 1218), (406, 1035), (414, 1015), (435, 966), (483, 870), (522, 805), (609, 690), (630, 667)]