398442720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{63853}}^1$

素因数の和:63884

約数の個数: 96

約数和(自身を含む): 1351661472

約数和(自身を除く): 953218752

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 195, 208, 240, 260, 312, 390, 416, 480, 520, 624, 780, 1040, 1248, 1560, 2080, 3120, 6240, 63853, 127706, 191559, 255412, 319265, 383118, 510824, 638530, 766236, 830089, 957795, 1021648, 1277060, 1532472, 1660178, 1915590, 2043296, 2490267, 2554120, 3064944, 3320356, 3831180, 4150445, 4980534, 5108240, 6129888, 6640712, 7662360, 8300890, 9961068, 10216480, 12451335, 13281424, 15324720, 16601780, 19922136, 24902670, 26562848, 30649440, 33203560, 39844272, 49805340, 66407120, 79688544, 99610680, 132814240, 199221360, 398442720]

約数ペア:

[(1, 398442720), (2, 199221360), (3, 132814240), (4, 99610680), (5, 79688544), (6, 66407120), (8, 49805340), (10, 39844272), (12, 33203560), (13, 30649440), (15, 26562848), (16, 24902670), (20, 19922136), (24, 16601780), (26, 15324720), (30, 13281424), (32, 12451335), (39, 10216480), (40, 9961068), (48, 8300890), (52, 7662360), (60, 6640712), (65, 6129888), (78, 5108240), (80, 4980534), (96, 4150445), (104, 3831180), (120, 3320356), (130, 3064944), (156, 2554120), (160, 2490267), (195, 2043296), (208, 1915590), (240, 1660178), (260, 1532472), (312, 1277060), (390, 1021648), (416, 957795), (480, 830089), (520, 766236), (624, 638530), (780, 510824), (1040, 383118), (1248, 319265), (1560, 255412), (2080, 191559), (3120, 127706), (6240, 63853)]