203965320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{7691}}^1$

素因数の和:7735

約数の個数: 128

約数和(自身を含む): 697818240

約数和(自身を除く): 493852920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 34, 39, 40, 51, 52, 60, 65, 68, 78, 85, 102, 104, 120, 130, 136, 156, 170, 195, 204, 221, 255, 260, 312, 340, 390, 408, 442, 510, 520, 663, 680, 780, 884, 1020, 1105, 1326, 1560, 1768, 2040, 2210, 2652, 3315, 4420, 5304, 6630, 7691, 8840, 13260, 15382, 23073, 26520, 30764, 38455, 46146, 61528, 76910, 92292, 99983, 115365, 130747, 153820, 184584, 199966, 230730, 261494, 299949, 307640, 392241, 399932, 461460, 499915, 522988, 599898, 653735, 784482, 799864, 922920, 999830, 1045976, 1199796, 1307470, 1499745, 1568964, 1699711, 1961205, 1999660, 2399592, 2614940, 2999490, 3137928, 3399422, 3922410, 3999320, 5099133, 5229880, 5998980, 6798844, 7844820, 8498555, 10198266, 11997960, 13597688, 15689640, 16997110, 20396532, 25495665, 33994220, 40793064, 50991330, 67988440, 101982660, 203965320]

約数ペア:

[(1, 203965320), (2, 101982660), (3, 67988440), (4, 50991330), (5, 40793064), (6, 33994220), (8, 25495665), (10, 20396532), (12, 16997110), (13, 15689640), (15, 13597688), (17, 11997960), (20, 10198266), (24, 8498555), (26, 7844820), (30, 6798844), (34, 5998980), (39, 5229880), (40, 5099133), (51, 3999320), (52, 3922410), (60, 3399422), (65, 3137928), (68, 2999490), (78, 2614940), (85, 2399592), (102, 1999660), (104, 1961205), (120, 1699711), (130, 1568964), (136, 1499745), (156, 1307470), (170, 1199796), (195, 1045976), (204, 999830), (221, 922920), (255, 799864), (260, 784482), (312, 653735), (340, 599898), (390, 522988), (408, 499915), (442, 461460), (510, 399932), (520, 392241), (663, 307640), (680, 299949), (780, 261494), (884, 230730), (1020, 199966), (1105, 184584), (1326, 153820), (1560, 130747), (1768, 115365), (2040, 99983), (2210, 92292), (2652, 76910), (3315, 61528), (4420, 46146), (5304, 38455), (6630, 30764), (7691, 26520), (8840, 23073), (13260, 15382)]