177556140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{269}}^1$

素因数の和:496

約数の個数: 144

約数和(自身を含む): 571989600

約数和(自身を除く): 394433460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 193, 228, 269, 285, 342, 380, 386, 538, 570, 579, 684, 772, 807, 855, 965, 1076, 1140, 1158, 1345, 1614, 1710, 1737, 1930, 2316, 2421, 2690, 2895, 3228, 3420, 3474, 3667, 3860, 4035, 4842, 5111, 5380, 5790, 6948, 7334, 8070, 8685, 9684, 10222, 11001, 11580, 12105, 14668, 15333, 16140, 17370, 18335, 20444, 22002, 24210, 25555, 30666, 33003, 34740, 36670, 44004, 45999, 48420, 51110, 51917, 55005, 61332, 66006, 73340, 76665, 91998, 102220, 103834, 110010, 132012, 153330, 155751, 165015, 183996, 207668, 220020, 229995, 259585, 306660, 311502, 330030, 459990, 467253, 519170, 623004, 660060, 778755, 919980, 934506, 986423, 1038340, 1557510, 1869012, 1972846, 2336265, 2959269, 3115020, 3945692, 4672530, 4932115, 5918538, 8877807, 9345060, 9864230, 11837076, 14796345, 17755614, 19728460, 29592690, 35511228, 44389035, 59185380, 88778070, 177556140]

約数ペア:

[(1, 177556140), (2, 88778070), (3, 59185380), (4, 44389035), (5, 35511228), (6, 29592690), (9, 19728460), (10, 17755614), (12, 14796345), (15, 11837076), (18, 9864230), (19, 9345060), (20, 8877807), (30, 5918538), (36, 4932115), (38, 4672530), (45, 3945692), (57, 3115020), (60, 2959269), (76, 2336265), (90, 1972846), (95, 1869012), (114, 1557510), (171, 1038340), (180, 986423), (190, 934506), (193, 919980), (228, 778755), (269, 660060), (285, 623004), (342, 519170), (380, 467253), (386, 459990), (538, 330030), (570, 311502), (579, 306660), (684, 259585), (772, 229995), (807, 220020), (855, 207668), (965, 183996), (1076, 165015), (1140, 155751), (1158, 153330), (1345, 132012), (1614, 110010), (1710, 103834), (1737, 102220), (1930, 91998), (2316, 76665), (2421, 73340), (2690, 66006), (2895, 61332), (3228, 55005), (3420, 51917), (3474, 51110), (3667, 48420), (3860, 45999), (4035, 44004), (4842, 36670), (5111, 34740), (5380, 33003), (5790, 30666), (6948, 25555), (7334, 24210), (8070, 22002), (8685, 20444), (9684, 18335), (10222, 17370), (11001, 16140), (11580, 15333), (12105, 14668)]