281477070

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{769}}^1$

素因数の和:879

約数の個数: 144

約数和(自身を含む): 862701840

約数和(自身を除く): 581224770

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 83, 90, 98, 105, 126, 147, 166, 210, 245, 249, 294, 315, 415, 441, 490, 498, 581, 630, 735, 747, 769, 830, 882, 1162, 1245, 1470, 1494, 1538, 1743, 2205, 2307, 2490, 2905, 3486, 3735, 3845, 4067, 4410, 4614, 5229, 5383, 5810, 6921, 7470, 7690, 8134, 8715, 10458, 10766, 11535, 12201, 13842, 16149, 17430, 20335, 23070, 24402, 26145, 26915, 32298, 34605, 36603, 37681, 40670, 48447, 52290, 53830, 61005, 63827, 69210, 73206, 75362, 80745, 96894, 113043, 122010, 127654, 161490, 183015, 188405, 191481, 226086, 242235, 319135, 339129, 366030, 376810, 382962, 446789, 484470, 565215, 574443, 638270, 678258, 893578, 957405, 1130430, 1148886, 1340367, 1695645, 1914810, 2233945, 2680734, 2872215, 3127523, 3391290, 4021101, 4467890, 5744430, 6255046, 6701835, 8042202, 9382569, 13403670, 15637615, 18765138, 20105505, 28147707, 31275230, 40211010, 46912845, 56295414, 93825690, 140738535, 281477070]

約数ペア:

[(1, 281477070), (2, 140738535), (3, 93825690), (5, 56295414), (6, 46912845), (7, 40211010), (9, 31275230), (10, 28147707), (14, 20105505), (15, 18765138), (18, 15637615), (21, 13403670), (30, 9382569), (35, 8042202), (42, 6701835), (45, 6255046), (49, 5744430), (63, 4467890), (70, 4021101), (83, 3391290), (90, 3127523), (98, 2872215), (105, 2680734), (126, 2233945), (147, 1914810), (166, 1695645), (210, 1340367), (245, 1148886), (249, 1130430), (294, 957405), (315, 893578), (415, 678258), (441, 638270), (490, 574443), (498, 565215), (581, 484470), (630, 446789), (735, 382962), (747, 376810), (769, 366030), (830, 339129), (882, 319135), (1162, 242235), (1245, 226086), (1470, 191481), (1494, 188405), (1538, 183015), (1743, 161490), (2205, 127654), (2307, 122010), (2490, 113043), (2905, 96894), (3486, 80745), (3735, 75362), (3845, 73206), (4067, 69210), (4410, 63827), (4614, 61005), (5229, 53830), (5383, 52290), (5810, 48447), (6921, 40670), (7470, 37681), (7690, 36603), (8134, 34605), (8715, 32298), (10458, 26915), (10766, 26145), (11535, 24402), (12201, 23070), (13842, 20335), (16149, 17430)]