31731180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2393}}^1$

素因数の和:2435

約数の個数: 96

約数和(自身を含む): 101352384

約数和(自身を除く): 69621204

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 34, 39, 51, 52, 60, 65, 68, 78, 85, 102, 130, 156, 170, 195, 204, 221, 255, 260, 340, 390, 442, 510, 663, 780, 884, 1020, 1105, 1326, 2210, 2393, 2652, 3315, 4420, 4786, 6630, 7179, 9572, 11965, 13260, 14358, 23930, 28716, 31109, 35895, 40681, 47860, 62218, 71790, 81362, 93327, 122043, 124436, 143580, 155545, 162724, 186654, 203405, 244086, 311090, 373308, 406810, 466635, 488172, 528853, 610215, 622180, 813620, 933270, 1057706, 1220430, 1586559, 1866540, 2115412, 2440860, 2644265, 3173118, 5288530, 6346236, 7932795, 10577060, 15865590, 31731180]

約数ペア:

[(1, 31731180), (2, 15865590), (3, 10577060), (4, 7932795), (5, 6346236), (6, 5288530), (10, 3173118), (12, 2644265), (13, 2440860), (15, 2115412), (17, 1866540), (20, 1586559), (26, 1220430), (30, 1057706), (34, 933270), (39, 813620), (51, 622180), (52, 610215), (60, 528853), (65, 488172), (68, 466635), (78, 406810), (85, 373308), (102, 311090), (130, 244086), (156, 203405), (170, 186654), (195, 162724), (204, 155545), (221, 143580), (255, 124436), (260, 122043), (340, 93327), (390, 81362), (442, 71790), (510, 62218), (663, 47860), (780, 40681), (884, 35895), (1020, 31109), (1105, 28716), (1326, 23930), (2210, 14358), (2393, 13260), (2652, 11965), (3315, 9572), (4420, 7179), (4786, 6630)]