47754420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{439}}^1$

素因数の和:502

約数の個数: 144

約数和(自身を含む): 160110720

約数和(自身を除く): 112356300

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 37, 42, 49, 60, 70, 74, 84, 98, 105, 111, 140, 147, 148, 185, 196, 210, 222, 245, 259, 294, 370, 420, 439, 444, 490, 518, 555, 588, 735, 740, 777, 878, 980, 1036, 1110, 1295, 1317, 1470, 1554, 1756, 1813, 2195, 2220, 2590, 2634, 2940, 3073, 3108, 3626, 3885, 4390, 5180, 5268, 5439, 6146, 6585, 7252, 7770, 8780, 9065, 9219, 10878, 12292, 13170, 15365, 15540, 16243, 18130, 18438, 21511, 21756, 26340, 27195, 30730, 32486, 36260, 36876, 43022, 46095, 48729, 54390, 61460, 64533, 64972, 81215, 86044, 92190, 97458, 107555, 108780, 113701, 129066, 162430, 184380, 194916, 215110, 227402, 243645, 258132, 322665, 324860, 341103, 430220, 454804, 487290, 568505, 645330, 682206, 795907, 974580, 1137010, 1290660, 1364412, 1591814, 1705515, 2274020, 2387721, 3183628, 3411030, 3979535, 4775442, 6822060, 7959070, 9550884, 11938605, 15918140, 23877210, 47754420]

約数ペア:

[(1, 47754420), (2, 23877210), (3, 15918140), (4, 11938605), (5, 9550884), (6, 7959070), (7, 6822060), (10, 4775442), (12, 3979535), (14, 3411030), (15, 3183628), (20, 2387721), (21, 2274020), (28, 1705515), (30, 1591814), (35, 1364412), (37, 1290660), (42, 1137010), (49, 974580), (60, 795907), (70, 682206), (74, 645330), (84, 568505), (98, 487290), (105, 454804), (111, 430220), (140, 341103), (147, 324860), (148, 322665), (185, 258132), (196, 243645), (210, 227402), (222, 215110), (245, 194916), (259, 184380), (294, 162430), (370, 129066), (420, 113701), (439, 108780), (444, 107555), (490, 97458), (518, 92190), (555, 86044), (588, 81215), (735, 64972), (740, 64533), (777, 61460), (878, 54390), (980, 48729), (1036, 46095), (1110, 43022), (1295, 36876), (1317, 36260), (1470, 32486), (1554, 30730), (1756, 27195), (1813, 26340), (2195, 21756), (2220, 21511), (2590, 18438), (2634, 18130), (2940, 16243), (3073, 15540), (3108, 15365), (3626, 13170), (3885, 12292), (4390, 10878), (5180, 9219), (5268, 9065), (5439, 8780), (6146, 7770), (6585, 7252)]