215404620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{947}}^1$

素因数の和:1199

約数の個数: 96

約数和(自身を含む): 642152448

約数和(自身を除く): 426747828

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 223, 255, 340, 446, 510, 669, 892, 947, 1020, 1115, 1338, 1894, 2230, 2676, 2841, 3345, 3788, 3791, 4460, 4735, 5682, 6690, 7582, 9470, 11364, 11373, 13380, 14205, 15164, 16099, 18940, 18955, 22746, 28410, 32198, 37910, 45492, 48297, 56820, 56865, 64396, 75820, 80495, 96594, 113730, 160990, 193188, 211181, 227460, 241485, 321980, 422362, 482970, 633543, 844724, 965940, 1055905, 1267086, 2111810, 2534172, 3167715, 3590077, 4223620, 6335430, 7180154, 10770231, 12670860, 14360308, 17950385, 21540462, 35900770, 43080924, 53851155, 71801540, 107702310, 215404620]

約数ペア:

[(1, 215404620), (2, 107702310), (3, 71801540), (4, 53851155), (5, 43080924), (6, 35900770), (10, 21540462), (12, 17950385), (15, 14360308), (17, 12670860), (20, 10770231), (30, 7180154), (34, 6335430), (51, 4223620), (60, 3590077), (68, 3167715), (85, 2534172), (102, 2111810), (170, 1267086), (204, 1055905), (223, 965940), (255, 844724), (340, 633543), (446, 482970), (510, 422362), (669, 321980), (892, 241485), (947, 227460), (1020, 211181), (1115, 193188), (1338, 160990), (1894, 113730), (2230, 96594), (2676, 80495), (2841, 75820), (3345, 64396), (3788, 56865), (3791, 56820), (4460, 48297), (4735, 45492), (5682, 37910), (6690, 32198), (7582, 28410), (9470, 22746), (11364, 18955), (11373, 18940), (13380, 16099), (14205, 15164)]