398171280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{7507}}^1$

素因数の和:7553

約数の個数: 160

約数和(自身を含む): 1407659904

約数和(自身を除く): 1009488624

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 17, 20, 24, 26, 30, 34, 39, 40, 48, 51, 52, 60, 65, 68, 78, 80, 85, 102, 104, 120, 130, 136, 156, 170, 195, 204, 208, 221, 240, 255, 260, 272, 312, 340, 390, 408, 442, 510, 520, 624, 663, 680, 780, 816, 884, 1020, 1040, 1105, 1326, 1360, 1560, 1768, 2040, 2210, 2652, 3120, 3315, 3536, 4080, 4420, 5304, 6630, 7507, 8840, 10608, 13260, 15014, 17680, 22521, 26520, 30028, 37535, 45042, 53040, 60056, 75070, 90084, 97591, 112605, 120112, 127619, 150140, 180168, 195182, 225210, 255238, 292773, 300280, 360336, 382857, 390364, 450420, 487955, 510476, 585546, 600560, 638095, 765714, 780728, 900840, 975910, 1020952, 1171092, 1276190, 1463865, 1531428, 1561456, 1659047, 1801680, 1914285, 1951820, 2041904, 2342184, 2552380, 2927730, 3062856, 3318094, 3828570, 3903640, 4684368, 4977141, 5104760, 5855460, 6125712, 6636188, 7657140, 7807280, 8295235, 9954282, 10209520, 11710920, 13272376, 15314280, 16590470, 19908564, 23421840, 24885705, 26544752, 30628560, 33180940, 39817128, 49771410, 66361880, 79634256, 99542820, 132723760, 199085640, 398171280]

約数ペア:

[(1, 398171280), (2, 199085640), (3, 132723760), (4, 99542820), (5, 79634256), (6, 66361880), (8, 49771410), (10, 39817128), (12, 33180940), (13, 30628560), (15, 26544752), (16, 24885705), (17, 23421840), (20, 19908564), (24, 16590470), (26, 15314280), (30, 13272376), (34, 11710920), (39, 10209520), (40, 9954282), (48, 8295235), (51, 7807280), (52, 7657140), (60, 6636188), (65, 6125712), (68, 5855460), (78, 5104760), (80, 4977141), (85, 4684368), (102, 3903640), (104, 3828570), (120, 3318094), (130, 3062856), (136, 2927730), (156, 2552380), (170, 2342184), (195, 2041904), (204, 1951820), (208, 1914285), (221, 1801680), (240, 1659047), (255, 1561456), (260, 1531428), (272, 1463865), (312, 1276190), (340, 1171092), (390, 1020952), (408, 975910), (442, 900840), (510, 780728), (520, 765714), (624, 638095), (663, 600560), (680, 585546), (780, 510476), (816, 487955), (884, 450420), (1020, 390364), (1040, 382857), (1105, 360336), (1326, 300280), (1360, 292773), (1560, 255238), (1768, 225210), (2040, 195182), (2210, 180168), (2652, 150140), (3120, 127619), (3315, 120112), (3536, 112605), (4080, 97591), (4420, 90084), (5304, 75070), (6630, 60056), (7507, 53040), (8840, 45042), (10608, 37535), (13260, 30028), (15014, 26520), (17680, 22521)]