69873020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:148

約数の個数: 144

約数和(自身を含む): 183399552

約数和(自身を除く): 113526532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 41, 47, 49, 70, 74, 82, 94, 98, 140, 148, 164, 185, 188, 196, 205, 235, 245, 259, 287, 329, 370, 410, 470, 490, 518, 574, 658, 740, 820, 940, 980, 1036, 1148, 1295, 1316, 1435, 1517, 1645, 1739, 1813, 1927, 2009, 2303, 2590, 2870, 3034, 3290, 3478, 3626, 3854, 4018, 4606, 5180, 5740, 6068, 6580, 6956, 7252, 7585, 7708, 8036, 8695, 9065, 9212, 9635, 10045, 10619, 11515, 12173, 13489, 15170, 17390, 18130, 19270, 20090, 21238, 23030, 24346, 26978, 30340, 34780, 36260, 38540, 40180, 42476, 46060, 48692, 53095, 53956, 60865, 67445, 71299, 74333, 85211, 94423, 106190, 121730, 134890, 142598, 148666, 170422, 188846, 212380, 243460, 269780, 285196, 297332, 340844, 356495, 371665, 377692, 426055, 472115, 499093, 712990, 743330, 852110, 944230, 998186, 1425980, 1486660, 1704220, 1888460, 1996372, 2495465, 3493651, 4990930, 6987302, 9981860, 13974604, 17468255, 34936510, 69873020]

約数ペア:

[(1, 69873020), (2, 34936510), (4, 17468255), (5, 13974604), (7, 9981860), (10, 6987302), (14, 4990930), (20, 3493651), (28, 2495465), (35, 1996372), (37, 1888460), (41, 1704220), (47, 1486660), (49, 1425980), (70, 998186), (74, 944230), (82, 852110), (94, 743330), (98, 712990), (140, 499093), (148, 472115), (164, 426055), (185, 377692), (188, 371665), (196, 356495), (205, 340844), (235, 297332), (245, 285196), (259, 269780), (287, 243460), (329, 212380), (370, 188846), (410, 170422), (470, 148666), (490, 142598), (518, 134890), (574, 121730), (658, 106190), (740, 94423), (820, 85211), (940, 74333), (980, 71299), (1036, 67445), (1148, 60865), (1295, 53956), (1316, 53095), (1435, 48692), (1517, 46060), (1645, 42476), (1739, 40180), (1813, 38540), (1927, 36260), (2009, 34780), (2303, 30340), (2590, 26978), (2870, 24346), (3034, 23030), (3290, 21238), (3478, 20090), (3626, 19270), (3854, 18130), (4018, 17390), (4606, 15170), (5180, 13489), (5740, 12173), (6068, 11515), (6580, 10619), (6956, 10045), (7252, 9635), (7585, 9212), (7708, 9065), (8036, 8695)]