209033550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{11}}^3\times {\mathrm{349}}^1$

素因数の和:400

約数の個数: 144

約数和(自身を含む): 619491600

約数和(自身を除く): 410458050

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 25, 30, 33, 45, 50, 55, 66, 75, 90, 99, 110, 121, 150, 165, 198, 225, 242, 275, 330, 349, 363, 450, 495, 550, 605, 698, 726, 825, 990, 1047, 1089, 1210, 1331, 1650, 1745, 1815, 2094, 2178, 2475, 2662, 3025, 3141, 3490, 3630, 3839, 3993, 4950, 5235, 5445, 6050, 6282, 6655, 7678, 7986, 8725, 9075, 10470, 10890, 11517, 11979, 13310, 15705, 17450, 18150, 19195, 19965, 23034, 23958, 26175, 27225, 31410, 33275, 34551, 38390, 39930, 42229, 52350, 54450, 57585, 59895, 66550, 69102, 78525, 84458, 95975, 99825, 115170, 119790, 126687, 157050, 172755, 191950, 199650, 211145, 253374, 287925, 299475, 345510, 380061, 422290, 464519, 575850, 598950, 633435, 760122, 863775, 929038, 1055725, 1266870, 1393557, 1727550, 1900305, 2111450, 2322595, 2787114, 3167175, 3800610, 4180671, 4645190, 6334350, 6967785, 8361342, 9501525, 11612975, 13935570, 19003050, 20903355, 23225950, 34838925, 41806710, 69677850, 104516775, 209033550]

約数ペア:

[(1, 209033550), (2, 104516775), (3, 69677850), (5, 41806710), (6, 34838925), (9, 23225950), (10, 20903355), (11, 19003050), (15, 13935570), (18, 11612975), (22, 9501525), (25, 8361342), (30, 6967785), (33, 6334350), (45, 4645190), (50, 4180671), (55, 3800610), (66, 3167175), (75, 2787114), (90, 2322595), (99, 2111450), (110, 1900305), (121, 1727550), (150, 1393557), (165, 1266870), (198, 1055725), (225, 929038), (242, 863775), (275, 760122), (330, 633435), (349, 598950), (363, 575850), (450, 464519), (495, 422290), (550, 380061), (605, 345510), (698, 299475), (726, 287925), (825, 253374), (990, 211145), (1047, 199650), (1089, 191950), (1210, 172755), (1331, 157050), (1650, 126687), (1745, 119790), (1815, 115170), (2094, 99825), (2178, 95975), (2475, 84458), (2662, 78525), (3025, 69102), (3141, 66550), (3490, 59895), (3630, 57585), (3839, 54450), (3993, 52350), (4950, 42229), (5235, 39930), (5445, 38390), (6050, 34551), (6282, 33275), (6655, 31410), (7678, 27225), (7986, 26175), (8725, 23958), (9075, 23034), (10470, 19965), (10890, 19195), (11517, 18150), (11979, 17450), (13310, 15705)]