203450860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:287

約数の個数: 96

約数和(自身を含む): 467470080

約数和(自身を除く): 264019220

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 61, 67, 76, 95, 122, 131, 134, 190, 244, 262, 268, 305, 335, 380, 524, 610, 655, 670, 1159, 1220, 1273, 1310, 1340, 2318, 2489, 2546, 2620, 4087, 4636, 4978, 5092, 5795, 6365, 7991, 8174, 8777, 9956, 11590, 12445, 12730, 15982, 16348, 17554, 20435, 23180, 24890, 25460, 31964, 35108, 39955, 40870, 43885, 49780, 77653, 79910, 81740, 87770, 151829, 155306, 159820, 166763, 175540, 303658, 310612, 333526, 388265, 535397, 607316, 667052, 759145, 776530, 833815, 1070794, 1518290, 1553060, 1667630, 2141588, 2676985, 3036580, 3335260, 5353970, 10172543, 10707940, 20345086, 40690172, 50862715, 101725430, 203450860]

約数ペア:

[(1, 203450860), (2, 101725430), (4, 50862715), (5, 40690172), (10, 20345086), (19, 10707940), (20, 10172543), (38, 5353970), (61, 3335260), (67, 3036580), (76, 2676985), (95, 2141588), (122, 1667630), (131, 1553060), (134, 1518290), (190, 1070794), (244, 833815), (262, 776530), (268, 759145), (305, 667052), (335, 607316), (380, 535397), (524, 388265), (610, 333526), (655, 310612), (670, 303658), (1159, 175540), (1220, 166763), (1273, 159820), (1310, 155306), (1340, 151829), (2318, 87770), (2489, 81740), (2546, 79910), (2620, 77653), (4087, 49780), (4636, 43885), (4978, 40870), (5092, 39955), (5795, 35108), (6365, 31964), (7991, 25460), (8174, 24890), (8777, 23180), (9956, 20435), (11590, 17554), (12445, 16348), (12730, 15982)]