71072460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1$

素因数の和:364

約数の個数: 144

約数和(自身を含む): 228114432

約数和(自身を除く): 157041972

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 47, 60, 62, 90, 93, 94, 124, 141, 155, 180, 186, 188, 235, 271, 279, 282, 310, 372, 423, 465, 470, 542, 558, 564, 620, 705, 813, 846, 930, 940, 1084, 1116, 1355, 1395, 1410, 1457, 1626, 1692, 1860, 2115, 2439, 2710, 2790, 2820, 2914, 3252, 4065, 4230, 4371, 4878, 5420, 5580, 5828, 7285, 8130, 8401, 8460, 8742, 9756, 12195, 12737, 13113, 14570, 16260, 16802, 17484, 21855, 24390, 25203, 25474, 26226, 29140, 33604, 38211, 42005, 43710, 48780, 50406, 50948, 52452, 63685, 65565, 75609, 76422, 84010, 87420, 100812, 114633, 126015, 127370, 131130, 151218, 152844, 168020, 191055, 229266, 252030, 254740, 262260, 302436, 378045, 382110, 394847, 458532, 504060, 573165, 756090, 764220, 789694, 1146330, 1184541, 1512180, 1579388, 1974235, 2292660, 2369082, 3553623, 3948470, 4738164, 5922705, 7107246, 7896940, 11845410, 14214492, 17768115, 23690820, 35536230, 71072460]

約数ペア:

[(1, 71072460), (2, 35536230), (3, 23690820), (4, 17768115), (5, 14214492), (6, 11845410), (9, 7896940), (10, 7107246), (12, 5922705), (15, 4738164), (18, 3948470), (20, 3553623), (30, 2369082), (31, 2292660), (36, 1974235), (45, 1579388), (47, 1512180), (60, 1184541), (62, 1146330), (90, 789694), (93, 764220), (94, 756090), (124, 573165), (141, 504060), (155, 458532), (180, 394847), (186, 382110), (188, 378045), (235, 302436), (271, 262260), (279, 254740), (282, 252030), (310, 229266), (372, 191055), (423, 168020), (465, 152844), (470, 151218), (542, 131130), (558, 127370), (564, 126015), (620, 114633), (705, 100812), (813, 87420), (846, 84010), (930, 76422), (940, 75609), (1084, 65565), (1116, 63685), (1355, 52452), (1395, 50948), (1410, 50406), (1457, 48780), (1626, 43710), (1692, 42005), (1860, 38211), (2115, 33604), (2439, 29140), (2710, 26226), (2790, 25474), (2820, 25203), (2914, 24390), (3252, 21855), (4065, 17484), (4230, 16802), (4371, 16260), (4878, 14570), (5420, 13113), (5580, 12737), (5828, 12195), (7285, 9756), (8130, 8742), (8401, 8460)]