7254780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:227

約数の個数: 96

約数和(自身を含む): 22353408

約数和(自身を除く): 15098628

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 71, 78, 130, 131, 142, 156, 195, 213, 260, 262, 284, 355, 390, 393, 426, 524, 655, 710, 780, 786, 852, 923, 1065, 1310, 1420, 1572, 1703, 1846, 1965, 2130, 2620, 2769, 3406, 3692, 3930, 4260, 4615, 5109, 5538, 6812, 7860, 8515, 9230, 9301, 10218, 11076, 13845, 17030, 18460, 18602, 20436, 25545, 27690, 27903, 34060, 37204, 46505, 51090, 55380, 55806, 93010, 102180, 111612, 120913, 139515, 186020, 241826, 279030, 362739, 483652, 558060, 604565, 725478, 1209130, 1450956, 1813695, 2418260, 3627390, 7254780]

約数ペア:

[(1, 7254780), (2, 3627390), (3, 2418260), (4, 1813695), (5, 1450956), (6, 1209130), (10, 725478), (12, 604565), (13, 558060), (15, 483652), (20, 362739), (26, 279030), (30, 241826), (39, 186020), (52, 139515), (60, 120913), (65, 111612), (71, 102180), (78, 93010), (130, 55806), (131, 55380), (142, 51090), (156, 46505), (195, 37204), (213, 34060), (260, 27903), (262, 27690), (284, 25545), (355, 20436), (390, 18602), (393, 18460), (426, 17030), (524, 13845), (655, 11076), (710, 10218), (780, 9301), (786, 9230), (852, 8515), (923, 7860), (1065, 6812), (1310, 5538), (1420, 5109), (1572, 4615), (1703, 4260), (1846, 3930), (1965, 3692), (2130, 3406), (2620, 2769)]