65003940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{229}}^1$

素因数の和:346

約数の個数: 144

約数和(自身を含む): 210974400

約数和(自身を除く): 145970460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 83, 90, 95, 114, 166, 171, 180, 190, 228, 229, 249, 285, 332, 342, 380, 415, 458, 498, 570, 684, 687, 747, 830, 855, 916, 996, 1140, 1145, 1245, 1374, 1494, 1577, 1660, 1710, 2061, 2290, 2490, 2748, 2988, 3154, 3420, 3435, 3735, 4122, 4351, 4580, 4731, 4980, 6308, 6870, 7470, 7885, 8244, 8702, 9462, 10305, 13053, 13740, 14193, 14940, 15770, 17404, 18924, 19007, 20610, 21755, 23655, 26106, 28386, 31540, 38014, 39159, 41220, 43510, 47310, 52212, 56772, 57021, 65265, 70965, 76028, 78318, 87020, 94620, 95035, 114042, 130530, 141930, 156636, 171063, 190070, 195795, 228084, 261060, 283860, 285105, 342126, 361133, 380140, 391590, 570210, 684252, 722266, 783180, 855315, 1083399, 1140420, 1444532, 1710630, 1805665, 2166798, 3250197, 3421260, 3611330, 4333596, 5416995, 6500394, 7222660, 10833990, 13000788, 16250985, 21667980, 32501970, 65003940]

約数ペア:

[(1, 65003940), (2, 32501970), (3, 21667980), (4, 16250985), (5, 13000788), (6, 10833990), (9, 7222660), (10, 6500394), (12, 5416995), (15, 4333596), (18, 3611330), (19, 3421260), (20, 3250197), (30, 2166798), (36, 1805665), (38, 1710630), (45, 1444532), (57, 1140420), (60, 1083399), (76, 855315), (83, 783180), (90, 722266), (95, 684252), (114, 570210), (166, 391590), (171, 380140), (180, 361133), (190, 342126), (228, 285105), (229, 283860), (249, 261060), (285, 228084), (332, 195795), (342, 190070), (380, 171063), (415, 156636), (458, 141930), (498, 130530), (570, 114042), (684, 95035), (687, 94620), (747, 87020), (830, 78318), (855, 76028), (916, 70965), (996, 65265), (1140, 57021), (1145, 56772), (1245, 52212), (1374, 47310), (1494, 43510), (1577, 41220), (1660, 39159), (1710, 38014), (2061, 31540), (2290, 28386), (2490, 26106), (2748, 23655), (2988, 21755), (3154, 20610), (3420, 19007), (3435, 18924), (3735, 17404), (4122, 15770), (4351, 14940), (4580, 14193), (4731, 13740), (4980, 13053), (6308, 10305), (6870, 9462), (7470, 8702), (7885, 8244)]