1520242060

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^2\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:224

約数の個数: 144

約数和(自身を含む): 3582109440

約数和(自身を除く): 2061867380

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 58, 67, 71, 76, 95, 116, 134, 142, 145, 190, 268, 284, 290, 335, 355, 380, 551, 580, 670, 710, 841, 1102, 1273, 1340, 1349, 1420, 1682, 1943, 2059, 2204, 2546, 2698, 2755, 3364, 3886, 4118, 4205, 4757, 5092, 5396, 5510, 6365, 6745, 7772, 8236, 8410, 9514, 9715, 10295, 11020, 12730, 13490, 15979, 16820, 19028, 19430, 20590, 23785, 25460, 26980, 31958, 36917, 38860, 39121, 41180, 47570, 56347, 59711, 63916, 73834, 78242, 79895, 90383, 95140, 112694, 119422, 137953, 147668, 156484, 159790, 180766, 184585, 195605, 225388, 238844, 275906, 281735, 298555, 319580, 361532, 369170, 391210, 451915, 551812, 563470, 597110, 689765, 738340, 782420, 903830, 1070593, 1126940, 1134509, 1194220, 1379530, 1807660, 2141186, 2269018, 2621107, 2759060, 4000637, 4282372, 4538036, 5242214, 5352965, 5672545, 8001274, 10484428, 10705930, 11345090, 13105535, 16002548, 20003185, 21411860, 22690180, 26211070, 40006370, 52422140, 76012103, 80012740, 152024206, 304048412, 380060515, 760121030, 1520242060]

約数ペア:

[(1, 1520242060), (2, 760121030), (4, 380060515), (5, 304048412), (10, 152024206), (19, 80012740), (20, 76012103), (29, 52422140), (38, 40006370), (58, 26211070), (67, 22690180), (71, 21411860), (76, 20003185), (95, 16002548), (116, 13105535), (134, 11345090), (142, 10705930), (145, 10484428), (190, 8001274), (268, 5672545), (284, 5352965), (290, 5242214), (335, 4538036), (355, 4282372), (380, 4000637), (551, 2759060), (580, 2621107), (670, 2269018), (710, 2141186), (841, 1807660), (1102, 1379530), (1273, 1194220), (1340, 1134509), (1349, 1126940), (1420, 1070593), (1682, 903830), (1943, 782420), (2059, 738340), (2204, 689765), (2546, 597110), (2698, 563470), (2755, 551812), (3364, 451915), (3886, 391210), (4118, 369170), (4205, 361532), (4757, 319580), (5092, 298555), (5396, 281735), (5510, 275906), (6365, 238844), (6745, 225388), (7772, 195605), (8236, 184585), (8410, 180766), (9514, 159790), (9715, 156484), (10295, 147668), (11020, 137953), (12730, 119422), (13490, 112694), (15979, 95140), (16820, 90383), (19028, 79895), (19430, 78242), (20590, 73834), (23785, 63916), (25460, 59711), (26980, 56347), (31958, 47570), (36917, 41180), (38860, 39121)]