23420340

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:164

約数の個数: 144

約数和(自身を含む): 75828480

約数和(自身を除く): 52408140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 61, 79, 81, 90, 108, 122, 135, 158, 162, 180, 183, 237, 243, 244, 270, 305, 316, 324, 366, 395, 405, 474, 486, 540, 549, 610, 711, 732, 790, 810, 915, 948, 972, 1098, 1185, 1215, 1220, 1422, 1580, 1620, 1647, 1830, 2133, 2196, 2370, 2430, 2745, 2844, 3294, 3555, 3660, 4266, 4740, 4819, 4860, 4941, 5490, 6399, 6588, 7110, 8235, 8532, 9638, 9882, 10665, 10980, 12798, 14220, 14457, 14823, 16470, 19197, 19276, 19764, 21330, 24095, 24705, 25596, 28914, 29646, 31995, 32940, 38394, 42660, 43371, 48190, 49410, 57828, 59292, 63990, 72285, 74115, 76788, 86742, 95985, 96380, 98820, 127980, 130113, 144570, 148230, 173484, 191970, 216855, 260226, 289140, 296460, 383940, 390339, 433710, 520452, 650565, 780678, 867420, 1171017, 1301130, 1561356, 1951695, 2342034, 2602260, 3903390, 4684068, 5855085, 7806780, 11710170, 23420340]

約数ペア:

[(1, 23420340), (2, 11710170), (3, 7806780), (4, 5855085), (5, 4684068), (6, 3903390), (9, 2602260), (10, 2342034), (12, 1951695), (15, 1561356), (18, 1301130), (20, 1171017), (27, 867420), (30, 780678), (36, 650565), (45, 520452), (54, 433710), (60, 390339), (61, 383940), (79, 296460), (81, 289140), (90, 260226), (108, 216855), (122, 191970), (135, 173484), (158, 148230), (162, 144570), (180, 130113), (183, 127980), (237, 98820), (243, 96380), (244, 95985), (270, 86742), (305, 76788), (316, 74115), (324, 72285), (366, 63990), (395, 59292), (405, 57828), (474, 49410), (486, 48190), (540, 43371), (549, 42660), (610, 38394), (711, 32940), (732, 31995), (790, 29646), (810, 28914), (915, 25596), (948, 24705), (972, 24095), (1098, 21330), (1185, 19764), (1215, 19276), (1220, 19197), (1422, 16470), (1580, 14823), (1620, 14457), (1647, 14220), (1830, 12798), (2133, 10980), (2196, 10665), (2370, 9882), (2430, 9638), (2745, 8532), (2844, 8235), (3294, 7110), (3555, 6588), (3660, 6399), (4266, 5490), (4740, 4941), (4819, 4860)]