73281460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:150

約数の個数: 144

約数和(自身を含む): 192132864

約数和(自身を除く): 118851404

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 43, 47, 49, 70, 74, 86, 94, 98, 140, 148, 172, 185, 188, 196, 215, 235, 245, 259, 301, 329, 370, 430, 470, 490, 518, 602, 658, 740, 860, 940, 980, 1036, 1204, 1295, 1316, 1505, 1591, 1645, 1739, 1813, 2021, 2107, 2303, 2590, 3010, 3182, 3290, 3478, 3626, 4042, 4214, 4606, 5180, 6020, 6364, 6580, 6956, 7252, 7955, 8084, 8428, 8695, 9065, 9212, 10105, 10535, 11137, 11515, 12173, 14147, 15910, 17390, 18130, 20210, 21070, 22274, 23030, 24346, 28294, 31820, 34780, 36260, 40420, 42140, 44548, 46060, 48692, 55685, 56588, 60865, 70735, 74777, 77959, 85211, 99029, 111370, 121730, 141470, 149554, 155918, 170422, 198058, 222740, 243460, 282940, 299108, 311836, 340844, 373885, 389795, 396116, 426055, 495145, 523439, 747770, 779590, 852110, 990290, 1046878, 1495540, 1559180, 1704220, 1980580, 2093756, 2617195, 3664073, 5234390, 7328146, 10468780, 14656292, 18320365, 36640730, 73281460]

約数ペア:

[(1, 73281460), (2, 36640730), (4, 18320365), (5, 14656292), (7, 10468780), (10, 7328146), (14, 5234390), (20, 3664073), (28, 2617195), (35, 2093756), (37, 1980580), (43, 1704220), (47, 1559180), (49, 1495540), (70, 1046878), (74, 990290), (86, 852110), (94, 779590), (98, 747770), (140, 523439), (148, 495145), (172, 426055), (185, 396116), (188, 389795), (196, 373885), (215, 340844), (235, 311836), (245, 299108), (259, 282940), (301, 243460), (329, 222740), (370, 198058), (430, 170422), (470, 155918), (490, 149554), (518, 141470), (602, 121730), (658, 111370), (740, 99029), (860, 85211), (940, 77959), (980, 74777), (1036, 70735), (1204, 60865), (1295, 56588), (1316, 55685), (1505, 48692), (1591, 46060), (1645, 44548), (1739, 42140), (1813, 40420), (2021, 36260), (2107, 34780), (2303, 31820), (2590, 28294), (3010, 24346), (3182, 23030), (3290, 22274), (3478, 21070), (3626, 20210), (4042, 18130), (4214, 17390), (4606, 15910), (5180, 14147), (6020, 12173), (6364, 11515), (6580, 11137), (6956, 10535), (7252, 10105), (7955, 9212), (8084, 9065), (8428, 8695)]