1268294820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{39659}}^1$

素因数の和:39725

約数の個数: 96

約数和(自身を含む): 3917773440

約数和(自身を除く): 2649478620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 41, 52, 60, 65, 78, 82, 123, 130, 156, 164, 195, 205, 246, 260, 390, 410, 492, 533, 615, 780, 820, 1066, 1230, 1599, 2132, 2460, 2665, 3198, 5330, 6396, 7995, 10660, 15990, 31980, 39659, 79318, 118977, 158636, 198295, 237954, 396590, 475908, 515567, 594885, 793180, 1031134, 1189770, 1546701, 1626019, 2062268, 2379540, 2577835, 3093402, 3252038, 4878057, 5155670, 6186804, 6504076, 7733505, 8130095, 9756114, 10311340, 15467010, 16260190, 19512228, 21138247, 24390285, 30934020, 32520380, 42276494, 48780570, 63414741, 84552988, 97561140, 105691235, 126829482, 211382470, 253658964, 317073705, 422764940, 634147410, 1268294820]

約数ペア:

[(1, 1268294820), (2, 634147410), (3, 422764940), (4, 317073705), (5, 253658964), (6, 211382470), (10, 126829482), (12, 105691235), (13, 97561140), (15, 84552988), (20, 63414741), (26, 48780570), (30, 42276494), (39, 32520380), (41, 30934020), (52, 24390285), (60, 21138247), (65, 19512228), (78, 16260190), (82, 15467010), (123, 10311340), (130, 9756114), (156, 8130095), (164, 7733505), (195, 6504076), (205, 6186804), (246, 5155670), (260, 4878057), (390, 3252038), (410, 3093402), (492, 2577835), (533, 2379540), (615, 2062268), (780, 1626019), (820, 1546701), (1066, 1189770), (1230, 1031134), (1599, 793180), (2132, 594885), (2460, 515567), (2665, 475908), (3198, 396590), (5330, 237954), (6396, 198295), (7995, 158636), (10660, 118977), (15990, 79318), (31980, 39659)]