493438140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{433}}^1\times {\mathrm{487}}^1$

素因数の和:948

約数の個数: 144

約数和(自身を含む): 1618938048

約数和(自身を除く): 1125499908

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 433, 468, 487, 585, 780, 866, 974, 1170, 1299, 1461, 1732, 1948, 2165, 2340, 2435, 2598, 2922, 3897, 4330, 4383, 4870, 5196, 5629, 5844, 6331, 6495, 7305, 7794, 8660, 8766, 9740, 11258, 12662, 12990, 14610, 15588, 16887, 17532, 18993, 19485, 21915, 22516, 25324, 25980, 28145, 29220, 31655, 33774, 37986, 38970, 43830, 50661, 56290, 56979, 63310, 67548, 75972, 77940, 84435, 87660, 94965, 101322, 112580, 113958, 126620, 168870, 189930, 202644, 210871, 227916, 253305, 284895, 337740, 379860, 421742, 506610, 569790, 632613, 843484, 1013220, 1054355, 1139580, 1265226, 1897839, 2108710, 2530452, 2741323, 3163065, 3795678, 4217420, 5482646, 6326130, 7591356, 8223969, 9489195, 10965292, 12652260, 13706615, 16447938, 18978390, 24671907, 27413230, 32895876, 37956780, 41119845, 49343814, 54826460, 82239690, 98687628, 123359535, 164479380, 246719070, 493438140]

約数ペア:

[(1, 493438140), (2, 246719070), (3, 164479380), (4, 123359535), (5, 98687628), (6, 82239690), (9, 54826460), (10, 49343814), (12, 41119845), (13, 37956780), (15, 32895876), (18, 27413230), (20, 24671907), (26, 18978390), (30, 16447938), (36, 13706615), (39, 12652260), (45, 10965292), (52, 9489195), (60, 8223969), (65, 7591356), (78, 6326130), (90, 5482646), (117, 4217420), (130, 3795678), (156, 3163065), (180, 2741323), (195, 2530452), (234, 2108710), (260, 1897839), (390, 1265226), (433, 1139580), (468, 1054355), (487, 1013220), (585, 843484), (780, 632613), (866, 569790), (974, 506610), (1170, 421742), (1299, 379860), (1461, 337740), (1732, 284895), (1948, 253305), (2165, 227916), (2340, 210871), (2435, 202644), (2598, 189930), (2922, 168870), (3897, 126620), (4330, 113958), (4383, 112580), (4870, 101322), (5196, 94965), (5629, 87660), (5844, 84435), (6331, 77940), (6495, 75972), (7305, 67548), (7794, 63310), (8660, 56979), (8766, 56290), (9740, 50661), (11258, 43830), (12662, 38970), (12990, 37986), (14610, 33774), (15588, 31655), (16887, 29220), (17532, 28145), (18993, 25980), (19485, 25324), (21915, 22516)]