31122450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:169

約数の個数: 144

約数和(自身を含む): 90994176

約数和(自身を除く): 59871726

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 25, 30, 31, 45, 46, 50, 62, 69, 75, 90, 93, 97, 115, 138, 150, 155, 186, 194, 207, 225, 230, 279, 291, 310, 345, 414, 450, 465, 485, 558, 575, 582, 690, 713, 775, 873, 930, 970, 1035, 1150, 1395, 1426, 1455, 1550, 1725, 1746, 2070, 2139, 2231, 2325, 2425, 2790, 2910, 3007, 3450, 3565, 4278, 4365, 4462, 4650, 4850, 5175, 6014, 6417, 6693, 6975, 7130, 7275, 8730, 9021, 10350, 10695, 11155, 12834, 13386, 13950, 14550, 15035, 17825, 18042, 20079, 21390, 21825, 22310, 27063, 30070, 32085, 33465, 35650, 40158, 43650, 45105, 53475, 54126, 55775, 64170, 66930, 69161, 75175, 90210, 100395, 106950, 111550, 135315, 138322, 150350, 160425, 167325, 200790, 207483, 225525, 270630, 320850, 334650, 345805, 414966, 451050, 501975, 622449, 676575, 691610, 1003950, 1037415, 1244898, 1353150, 1729025, 2074830, 3112245, 3458050, 5187075, 6224490, 10374150, 15561225, 31122450]

約数ペア:

[(1, 31122450), (2, 15561225), (3, 10374150), (5, 6224490), (6, 5187075), (9, 3458050), (10, 3112245), (15, 2074830), (18, 1729025), (23, 1353150), (25, 1244898), (30, 1037415), (31, 1003950), (45, 691610), (46, 676575), (50, 622449), (62, 501975), (69, 451050), (75, 414966), (90, 345805), (93, 334650), (97, 320850), (115, 270630), (138, 225525), (150, 207483), (155, 200790), (186, 167325), (194, 160425), (207, 150350), (225, 138322), (230, 135315), (279, 111550), (291, 106950), (310, 100395), (345, 90210), (414, 75175), (450, 69161), (465, 66930), (485, 64170), (558, 55775), (575, 54126), (582, 53475), (690, 45105), (713, 43650), (775, 40158), (873, 35650), (930, 33465), (970, 32085), (1035, 30070), (1150, 27063), (1395, 22310), (1426, 21825), (1455, 21390), (1550, 20079), (1725, 18042), (1746, 17825), (2070, 15035), (2139, 14550), (2231, 13950), (2325, 13386), (2425, 12834), (2790, 11155), (2910, 10695), (3007, 10350), (3450, 9021), (3565, 8730), (4278, 7275), (4365, 7130), (4462, 6975), (4650, 6693), (4850, 6417), (5175, 6014)]