154236780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1$

素因数の和:388

約数の個数: 144

約数和(自身を含む): 488936448

約数和(自身を除く): 334699668

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 131, 155, 180, 186, 211, 262, 279, 310, 372, 393, 422, 465, 524, 558, 620, 633, 655, 786, 844, 930, 1055, 1116, 1179, 1266, 1310, 1395, 1572, 1860, 1899, 1965, 2110, 2358, 2532, 2620, 2790, 3165, 3798, 3930, 4061, 4220, 4716, 5580, 5895, 6330, 6541, 7596, 7860, 8122, 9495, 11790, 12183, 12660, 13082, 16244, 18990, 19623, 20305, 23580, 24366, 26164, 27641, 32705, 36549, 37980, 39246, 40610, 48732, 55282, 58869, 60915, 65410, 73098, 78492, 81220, 82923, 98115, 110564, 117738, 121830, 130820, 138205, 146196, 165846, 182745, 196230, 235476, 243660, 248769, 276410, 294345, 331692, 365490, 392460, 414615, 497538, 552820, 588690, 730980, 829230, 856871, 995076, 1177380, 1243845, 1658460, 1713742, 2487690, 2570613, 3427484, 4284355, 4975380, 5141226, 7711839, 8568710, 10282452, 12853065, 15423678, 17137420, 25706130, 30847356, 38559195, 51412260, 77118390, 154236780]

約数ペア:

[(1, 154236780), (2, 77118390), (3, 51412260), (4, 38559195), (5, 30847356), (6, 25706130), (9, 17137420), (10, 15423678), (12, 12853065), (15, 10282452), (18, 8568710), (20, 7711839), (30, 5141226), (31, 4975380), (36, 4284355), (45, 3427484), (60, 2570613), (62, 2487690), (90, 1713742), (93, 1658460), (124, 1243845), (131, 1177380), (155, 995076), (180, 856871), (186, 829230), (211, 730980), (262, 588690), (279, 552820), (310, 497538), (372, 414615), (393, 392460), (422, 365490), (465, 331692), (524, 294345), (558, 276410), (620, 248769), (633, 243660), (655, 235476), (786, 196230), (844, 182745), (930, 165846), (1055, 146196), (1116, 138205), (1179, 130820), (1266, 121830), (1310, 117738), (1395, 110564), (1572, 98115), (1860, 82923), (1899, 81220), (1965, 78492), (2110, 73098), (2358, 65410), (2532, 60915), (2620, 58869), (2790, 55282), (3165, 48732), (3798, 40610), (3930, 39246), (4061, 37980), (4220, 36549), (4716, 32705), (5580, 27641), (5895, 26164), (6330, 24366), (6541, 23580), (7596, 20305), (7860, 19623), (8122, 18990), (9495, 16244), (11790, 13082), (12183, 12660)]