18178650

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1$

素因数の和:253

約数の個数: 144

約数和(自身を含む): 58032000

約数和(自身を除く): 39853350

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 29, 30, 35, 42, 45, 50, 58, 63, 70, 75, 87, 90, 105, 126, 145, 150, 174, 175, 199, 203, 210, 225, 261, 290, 315, 350, 398, 406, 435, 450, 522, 525, 597, 609, 630, 725, 870, 995, 1015, 1050, 1194, 1218, 1305, 1393, 1450, 1575, 1791, 1827, 1990, 2030, 2175, 2610, 2786, 2985, 3045, 3150, 3582, 3654, 4179, 4350, 4975, 5075, 5771, 5970, 6090, 6525, 6965, 8358, 8955, 9135, 9950, 10150, 11542, 12537, 13050, 13930, 14925, 15225, 17313, 17910, 18270, 20895, 25074, 28855, 29850, 30450, 34626, 34825, 40397, 41790, 44775, 45675, 51939, 57710, 62685, 69650, 80794, 86565, 89550, 91350, 103878, 104475, 121191, 125370, 144275, 173130, 201985, 208950, 242382, 259695, 288550, 313425, 363573, 403970, 432825, 519390, 605955, 626850, 727146, 865650, 1009925, 1211910, 1298475, 1817865, 2019850, 2596950, 3029775, 3635730, 6059550, 9089325, 18178650]

約数ペア:

[(1, 18178650), (2, 9089325), (3, 6059550), (5, 3635730), (6, 3029775), (7, 2596950), (9, 2019850), (10, 1817865), (14, 1298475), (15, 1211910), (18, 1009925), (21, 865650), (25, 727146), (29, 626850), (30, 605955), (35, 519390), (42, 432825), (45, 403970), (50, 363573), (58, 313425), (63, 288550), (70, 259695), (75, 242382), (87, 208950), (90, 201985), (105, 173130), (126, 144275), (145, 125370), (150, 121191), (174, 104475), (175, 103878), (199, 91350), (203, 89550), (210, 86565), (225, 80794), (261, 69650), (290, 62685), (315, 57710), (350, 51939), (398, 45675), (406, 44775), (435, 41790), (450, 40397), (522, 34825), (525, 34626), (597, 30450), (609, 29850), (630, 28855), (725, 25074), (870, 20895), (995, 18270), (1015, 17910), (1050, 17313), (1194, 15225), (1218, 14925), (1305, 13930), (1393, 13050), (1450, 12537), (1575, 11542), (1791, 10150), (1827, 9950), (1990, 9135), (2030, 8955), (2175, 8358), (2610, 6965), (2786, 6525), (2985, 6090), (3045, 5970), (3150, 5771), (3582, 5075), (3654, 4975), (4179, 4350)]