240961140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{199}}^1$

素因数の和:283

約数の個数: 216

約数和(自身を含む): 867484800

約数和(自身を除く): 626523660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 60, 62, 63, 70, 84, 90, 93, 105, 124, 126, 140, 155, 180, 186, 199, 210, 217, 252, 279, 310, 315, 372, 398, 420, 434, 465, 558, 597, 620, 630, 651, 796, 868, 930, 961, 995, 1085, 1116, 1194, 1260, 1302, 1393, 1395, 1791, 1860, 1922, 1953, 1990, 2170, 2388, 2604, 2786, 2790, 2883, 2985, 3255, 3582, 3844, 3906, 3980, 4179, 4340, 4805, 5572, 5580, 5766, 5970, 6169, 6510, 6727, 6965, 7164, 7812, 8358, 8649, 8955, 9610, 9765, 11532, 11940, 12338, 12537, 13020, 13454, 13930, 14415, 16716, 17298, 17910, 18507, 19220, 19530, 20181, 20895, 24676, 25074, 26908, 27860, 28830, 30845, 33635, 34596, 35820, 37014, 39060, 40362, 41790, 43183, 43245, 50148, 55521, 57660, 60543, 61690, 62685, 67270, 74028, 80724, 83580, 86366, 86490, 92535, 100905, 111042, 121086, 123380, 125370, 129549, 134540, 172732, 172980, 185070, 191239, 201810, 215915, 222084, 242172, 250740, 259098, 277605, 302715, 370140, 382478, 388647, 403620, 431830, 518196, 555210, 573717, 605430, 647745, 764956, 777294, 863660, 956195, 1110420, 1147434, 1210860, 1295490, 1338673, 1554588, 1721151, 1912390, 1943235, 2294868, 2590980, 2677346, 2868585, 3442302, 3824780, 3886470, 4016019, 5354692, 5737170, 6693365, 6884604, 7772940, 8032038, 8605755, 11474340, 12048057, 13386730, 16064076, 17211510, 20080095, 24096114, 26773460, 34423020, 40160190, 48192228, 60240285, 80320380, 120480570, 240961140]

約数ペア:

[(1, 240961140), (2, 120480570), (3, 80320380), (4, 60240285), (5, 48192228), (6, 40160190), (7, 34423020), (9, 26773460), (10, 24096114), (12, 20080095), (14, 17211510), (15, 16064076), (18, 13386730), (20, 12048057), (21, 11474340), (28, 8605755), (30, 8032038), (31, 7772940), (35, 6884604), (36, 6693365), (42, 5737170), (45, 5354692), (60, 4016019), (62, 3886470), (63, 3824780), (70, 3442302), (84, 2868585), (90, 2677346), (93, 2590980), (105, 2294868), (124, 1943235), (126, 1912390), (140, 1721151), (155, 1554588), (180, 1338673), (186, 1295490), (199, 1210860), (210, 1147434), (217, 1110420), (252, 956195), (279, 863660), (310, 777294), (315, 764956), (372, 647745), (398, 605430), (420, 573717), (434, 555210), (465, 518196), (558, 431830), (597, 403620), (620, 388647), (630, 382478), (651, 370140), (796, 302715), (868, 277605), (930, 259098), (961, 250740), (995, 242172), (1085, 222084), (1116, 215915), (1194, 201810), (1260, 191239), (1302, 185070), (1393, 172980), (1395, 172732), (1791, 134540), (1860, 129549), (1922, 125370), (1953, 123380), (1990, 121086), (2170, 111042), (2388, 100905), (2604, 92535), (2786, 86490), (2790, 86366), (2883, 83580), (2985, 80724), (3255, 74028), (3582, 67270), (3844, 62685), (3906, 61690), (3980, 60543), (4179, 57660), (4340, 55521), (4805, 50148), (5572, 43245), (5580, 43183), (5766, 41790), (5970, 40362), (6169, 39060), (6510, 37014), (6727, 35820), (6965, 34596), (7164, 33635), (7812, 30845), (8358, 28830), (8649, 27860), (8955, 26908), (9610, 25074), (9765, 24676), (11532, 20895), (11940, 20181), (12338, 19530), (12537, 19220), (13020, 18507), (13454, 17910), (13930, 17298), (14415, 16716)]