28921230

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1301}}^1$

素因数の和:1346

約数の個数: 96

約数和(自身を含む): 85307040

約数和(自身を除く): 56385810

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 19, 26, 30, 38, 39, 45, 57, 65, 78, 90, 95, 114, 117, 130, 171, 190, 195, 234, 247, 285, 342, 390, 494, 570, 585, 741, 855, 1170, 1235, 1301, 1482, 1710, 2223, 2470, 2602, 3705, 3903, 4446, 6505, 7410, 7806, 11115, 11709, 13010, 16913, 19515, 22230, 23418, 24719, 33826, 39030, 49438, 50739, 58545, 74157, 84565, 101478, 117090, 123595, 148314, 152217, 169130, 222471, 247190, 253695, 304434, 321347, 370785, 444942, 507390, 642694, 741570, 761085, 964041, 1112355, 1522170, 1606735, 1928082, 2224710, 2892123, 3213470, 4820205, 5784246, 9640410, 14460615, 28921230]

約数ペア:

[(1, 28921230), (2, 14460615), (3, 9640410), (5, 5784246), (6, 4820205), (9, 3213470), (10, 2892123), (13, 2224710), (15, 1928082), (18, 1606735), (19, 1522170), (26, 1112355), (30, 964041), (38, 761085), (39, 741570), (45, 642694), (57, 507390), (65, 444942), (78, 370785), (90, 321347), (95, 304434), (114, 253695), (117, 247190), (130, 222471), (171, 169130), (190, 152217), (195, 148314), (234, 123595), (247, 117090), (285, 101478), (342, 84565), (390, 74157), (494, 58545), (570, 50739), (585, 49438), (741, 39030), (855, 33826), (1170, 24719), (1235, 23418), (1301, 22230), (1482, 19515), (1710, 16913), (2223, 13010), (2470, 11709), (2602, 11115), (3705, 7806), (3903, 7410), (4446, 6505)]