18045180

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:150

約数の個数: 144

約数和(自身を含む): 58705920

約数和(自身を除く): 40660740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 47, 54, 60, 79, 81, 90, 94, 108, 135, 141, 158, 162, 180, 188, 235, 237, 243, 270, 282, 316, 324, 395, 405, 423, 470, 474, 486, 540, 564, 705, 711, 790, 810, 846, 940, 948, 972, 1185, 1215, 1269, 1410, 1422, 1580, 1620, 1692, 2115, 2133, 2370, 2430, 2538, 2820, 2844, 3555, 3713, 3807, 4230, 4266, 4740, 4860, 5076, 6345, 6399, 7110, 7426, 7614, 8460, 8532, 10665, 11139, 11421, 12690, 12798, 14220, 14852, 15228, 18565, 19035, 19197, 21330, 22278, 22842, 25380, 25596, 31995, 33417, 37130, 38070, 38394, 42660, 44556, 45684, 55695, 57105, 63990, 66834, 74260, 76140, 76788, 95985, 100251, 111390, 114210, 127980, 133668, 167085, 191970, 200502, 222780, 228420, 300753, 334170, 383940, 401004, 501255, 601506, 668340, 902259, 1002510, 1203012, 1503765, 1804518, 2005020, 3007530, 3609036, 4511295, 6015060, 9022590, 18045180]

約数ペア:

[(1, 18045180), (2, 9022590), (3, 6015060), (4, 4511295), (5, 3609036), (6, 3007530), (9, 2005020), (10, 1804518), (12, 1503765), (15, 1203012), (18, 1002510), (20, 902259), (27, 668340), (30, 601506), (36, 501255), (45, 401004), (47, 383940), (54, 334170), (60, 300753), (79, 228420), (81, 222780), (90, 200502), (94, 191970), (108, 167085), (135, 133668), (141, 127980), (158, 114210), (162, 111390), (180, 100251), (188, 95985), (235, 76788), (237, 76140), (243, 74260), (270, 66834), (282, 63990), (316, 57105), (324, 55695), (395, 45684), (405, 44556), (423, 42660), (470, 38394), (474, 38070), (486, 37130), (540, 33417), (564, 31995), (705, 25596), (711, 25380), (790, 22842), (810, 22278), (846, 21330), (940, 19197), (948, 19035), (972, 18565), (1185, 15228), (1215, 14852), (1269, 14220), (1410, 12798), (1422, 12690), (1580, 11421), (1620, 11139), (1692, 10665), (2115, 8532), (2133, 8460), (2370, 7614), (2430, 7426), (2538, 7110), (2820, 6399), (2844, 6345), (3555, 5076), (3713, 4860), (3807, 4740), (4230, 4266)]