55560420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{271}}^1$

素因数の和:370

約数の個数: 144

約数和(自身を含む): 181778688

約数和(自身を除く): 126218268

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 67, 68, 85, 90, 102, 134, 153, 170, 180, 201, 204, 255, 268, 271, 306, 335, 340, 402, 510, 542, 603, 612, 670, 765, 804, 813, 1005, 1020, 1084, 1139, 1206, 1340, 1355, 1530, 1626, 2010, 2278, 2412, 2439, 2710, 3015, 3060, 3252, 3417, 4020, 4065, 4556, 4607, 4878, 5420, 5695, 6030, 6834, 8130, 9214, 9756, 10251, 11390, 12060, 12195, 13668, 13821, 16260, 17085, 18157, 18428, 20502, 22780, 23035, 24390, 27642, 34170, 36314, 41004, 41463, 46070, 48780, 51255, 54471, 55284, 68340, 69105, 72628, 82926, 90785, 92140, 102510, 108942, 138210, 163413, 165852, 181570, 205020, 207315, 217884, 272355, 276420, 308669, 326826, 363140, 414630, 544710, 617338, 653652, 817065, 829260, 926007, 1089420, 1234676, 1543345, 1634130, 1852014, 2778021, 3086690, 3268260, 3704028, 4630035, 5556042, 6173380, 9260070, 11112084, 13890105, 18520140, 27780210, 55560420]

約数ペア:

[(1, 55560420), (2, 27780210), (3, 18520140), (4, 13890105), (5, 11112084), (6, 9260070), (9, 6173380), (10, 5556042), (12, 4630035), (15, 3704028), (17, 3268260), (18, 3086690), (20, 2778021), (30, 1852014), (34, 1634130), (36, 1543345), (45, 1234676), (51, 1089420), (60, 926007), (67, 829260), (68, 817065), (85, 653652), (90, 617338), (102, 544710), (134, 414630), (153, 363140), (170, 326826), (180, 308669), (201, 276420), (204, 272355), (255, 217884), (268, 207315), (271, 205020), (306, 181570), (335, 165852), (340, 163413), (402, 138210), (510, 108942), (542, 102510), (603, 92140), (612, 90785), (670, 82926), (765, 72628), (804, 69105), (813, 68340), (1005, 55284), (1020, 54471), (1084, 51255), (1139, 48780), (1206, 46070), (1340, 41463), (1355, 41004), (1530, 36314), (1626, 34170), (2010, 27642), (2278, 24390), (2412, 23035), (2439, 22780), (2710, 20502), (3015, 18428), (3060, 18157), (3252, 17085), (3417, 16260), (4020, 13821), (4065, 13668), (4556, 12195), (4607, 12060), (4878, 11390), (5420, 10251), (5695, 9756), (6030, 9214), (6834, 8130)]