814813740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{20483}}^1$

素因数の和:20528

約数の個数: 144

約数和(自身を含む): 2818434528

約数和(自身を除く): 2003620788

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 30, 34, 36, 39, 45, 51, 52, 60, 65, 68, 78, 85, 90, 102, 117, 130, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 306, 340, 390, 442, 468, 510, 585, 612, 663, 765, 780, 884, 1020, 1105, 1170, 1326, 1530, 1989, 2210, 2340, 2652, 3060, 3315, 3978, 4420, 6630, 7956, 9945, 13260, 19890, 20483, 39780, 40966, 61449, 81932, 102415, 122898, 184347, 204830, 245796, 266279, 307245, 348211, 368694, 409660, 532558, 614490, 696422, 737388, 798837, 921735, 1044633, 1065116, 1228980, 1331395, 1392844, 1597674, 1741055, 1843470, 2089266, 2396511, 2662790, 3133899, 3195348, 3482110, 3686940, 3994185, 4178532, 4526743, 4793022, 5223165, 5325580, 6267798, 6964220, 7988370, 9053486, 9586044, 10446330, 11982555, 12535596, 13580229, 15669495, 15976740, 18106972, 20892660, 22633715, 23965110, 27160458, 31338990, 40740687, 45267430, 47930220, 54320916, 62677980, 67901145, 81481374, 90534860, 135802290, 162962748, 203703435, 271604580, 407406870, 814813740]

約数ペア:

[(1, 814813740), (2, 407406870), (3, 271604580), (4, 203703435), (5, 162962748), (6, 135802290), (9, 90534860), (10, 81481374), (12, 67901145), (13, 62677980), (15, 54320916), (17, 47930220), (18, 45267430), (20, 40740687), (26, 31338990), (30, 27160458), (34, 23965110), (36, 22633715), (39, 20892660), (45, 18106972), (51, 15976740), (52, 15669495), (60, 13580229), (65, 12535596), (68, 11982555), (78, 10446330), (85, 9586044), (90, 9053486), (102, 7988370), (117, 6964220), (130, 6267798), (153, 5325580), (156, 5223165), (170, 4793022), (180, 4526743), (195, 4178532), (204, 3994185), (221, 3686940), (234, 3482110), (255, 3195348), (260, 3133899), (306, 2662790), (340, 2396511), (390, 2089266), (442, 1843470), (468, 1741055), (510, 1597674), (585, 1392844), (612, 1331395), (663, 1228980), (765, 1065116), (780, 1044633), (884, 921735), (1020, 798837), (1105, 737388), (1170, 696422), (1326, 614490), (1530, 532558), (1989, 409660), (2210, 368694), (2340, 348211), (2652, 307245), (3060, 266279), (3315, 245796), (3978, 204830), (4420, 184347), (6630, 122898), (7956, 102415), (9945, 81932), (13260, 61449), (19890, 40966), (20483, 39780)]